20652129040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6101}}^1$

素因数の和:6281

約数の個数: 160

約数和(自身を含む): 53933869440

約数和(自身を除く): 33281740400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 131, 136, 152, 170, 190, 262, 272, 304, 323, 340, 380, 524, 646, 655, 680, 760, 1048, 1292, 1310, 1360, 1520, 1615, 2096, 2227, 2489, 2584, 2620, 3230, 4454, 4978, 5168, 5240, 6101, 6460, 8908, 9956, 10480, 11135, 12202, 12445, 12920, 17816, 19912, 22270, 24404, 24890, 25840, 30505, 35632, 39824, 42313, 44540, 48808, 49780, 61010, 84626, 89080, 97616, 99560, 103717, 115919, 122020, 169252, 178160, 199120, 207434, 211565, 231838, 244040, 338504, 414868, 423130, 463676, 488080, 518585, 579595, 677008, 799231, 829736, 846260, 927352, 1037170, 1159190, 1598462, 1659472, 1692520, 1854704, 1970623, 2074340, 2318380, 3196924, 3385040, 3941246, 3996155, 4148680, 4636760, 6393848, 7882492, 7992310, 8297360, 9273520, 9853115, 12787696, 13586927, 15185389, 15764984, 15984620, 19706230, 27173854, 30370778, 31529968, 31969240, 39412460, 54347708, 60741556, 63938480, 67934635, 75926945, 78824920, 108695416, 121483112, 135869270, 151853890, 157649840, 217390832, 242966224, 258151613, 271738540, 303707780, 516303226, 543477080, 607415560, 1032606452, 1086954160, 1214831120, 1290758065, 2065212904, 2581516130, 4130425808, 5163032260, 10326064520, 20652129040]

約数ペア:

[(1, 20652129040), (2, 10326064520), (4, 5163032260), (5, 4130425808), (8, 2581516130), (10, 2065212904), (16, 1290758065), (17, 1214831120), (19, 1086954160), (20, 1032606452), (34, 607415560), (38, 543477080), (40, 516303226), (68, 303707780), (76, 271738540), (80, 258151613), (85, 242966224), (95, 217390832), (131, 157649840), (136, 151853890), (152, 135869270), (170, 121483112), (190, 108695416), (262, 78824920), (272, 75926945), (304, 67934635), (323, 63938480), (340, 60741556), (380, 54347708), (524, 39412460), (646, 31969240), (655, 31529968), (680, 30370778), (760, 27173854), (1048, 19706230), (1292, 15984620), (1310, 15764984), (1360, 15185389), (1520, 13586927), (1615, 12787696), (2096, 9853115), (2227, 9273520), (2489, 8297360), (2584, 7992310), (2620, 7882492), (3230, 6393848), (4454, 4636760), (4978, 4148680), (5168, 3996155), (5240, 3941246), (6101, 3385040), (6460, 3196924), (8908, 2318380), (9956, 2074340), (10480, 1970623), (11135, 1854704), (12202, 1692520), (12445, 1659472), (12920, 1598462), (17816, 1159190), (19912, 1037170), (22270, 927352), (24404, 846260), (24890, 829736), (25840, 799231), (30505, 677008), (35632, 579595), (39824, 518585), (42313, 488080), (44540, 463676), (48808, 423130), (49780, 414868), (61010, 338504), (84626, 244040), (89080, 231838), (97616, 211565), (99560, 207434), (103717, 199120), (115919, 178160), (122020, 169252)]