20175032472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1\times {\mathrm{7507}}^1$

素因数の和:8481

約数の個数: 128

約数和(自身を含む): 61106711040

約数和(自身を除く): 40931678568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 941, 952, 1428, 1882, 2823, 2856, 3764, 5646, 6587, 7507, 7528, 11292, 13174, 15014, 15997, 19761, 22521, 22584, 26348, 30028, 31994, 39522, 45042, 47991, 52549, 52696, 60056, 63988, 79044, 90084, 95982, 105098, 111979, 127619, 127976, 157647, 158088, 180168, 191964, 210196, 223958, 255238, 315294, 335937, 382857, 383928, 420392, 447916, 510476, 630588, 671874, 765714, 893333, 895832, 1020952, 1261176, 1343748, 1531428, 1786666, 2679999, 2687496, 3062856, 3573332, 5359998, 7064087, 7146664, 10719996, 14128174, 21192261, 21439992, 28256348, 42384522, 49448609, 56512696, 84769044, 98897218, 120089479, 148345827, 169538088, 197794436, 240178958, 296691654, 360268437, 395588872, 480357916, 593383308, 720536874, 840626353, 960715832, 1186766616, 1441073748, 1681252706, 2521879059, 2882147496, 3362505412, 5043758118, 6725010824, 10087516236, 20175032472]

約数ペア:

[(1, 20175032472), (2, 10087516236), (3, 6725010824), (4, 5043758118), (6, 3362505412), (7, 2882147496), (8, 2521879059), (12, 1681252706), (14, 1441073748), (17, 1186766616), (21, 960715832), (24, 840626353), (28, 720536874), (34, 593383308), (42, 480357916), (51, 395588872), (56, 360268437), (68, 296691654), (84, 240178958), (102, 197794436), (119, 169538088), (136, 148345827), (168, 120089479), (204, 98897218), (238, 84769044), (357, 56512696), (408, 49448609), (476, 42384522), (714, 28256348), (941, 21439992), (952, 21192261), (1428, 14128174), (1882, 10719996), (2823, 7146664), (2856, 7064087), (3764, 5359998), (5646, 3573332), (6587, 3062856), (7507, 2687496), (7528, 2679999), (11292, 1786666), (13174, 1531428), (15014, 1343748), (15997, 1261176), (19761, 1020952), (22521, 895832), (22584, 893333), (26348, 765714), (30028, 671874), (31994, 630588), (39522, 510476), (45042, 447916), (47991, 420392), (52549, 383928), (52696, 382857), (60056, 335937), (63988, 315294), (79044, 255238), (90084, 223958), (95982, 210196), (105098, 191964), (111979, 180168), (127619, 158088), (127976, 157647)]