20302565248

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{1321}}^1$

素因数の和:2368

約数の個数: 128

約数和(自身を含む): 49029278400

約数和(自身を除く): 28726713152

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1009, 1088, 1321, 1904, 2018, 2176, 2642, 3808, 4036, 5284, 7063, 7616, 8072, 9247, 10568, 14126, 15232, 16144, 17153, 18494, 21136, 22457, 28252, 32288, 34306, 36988, 42272, 44914, 56504, 64576, 68612, 73976, 84544, 89828, 113008, 120071, 129152, 137224, 147952, 157199, 169088, 179656, 226016, 240142, 274448, 295904, 314398, 359312, 452032, 480284, 548896, 591808, 628796, 718624, 904064, 960568, 1097792, 1183616, 1257592, 1332889, 1437248, 1921136, 2195584, 2515184, 2665778, 2874496, 3842272, 5030368, 5331556, 7684544, 9330223, 10060736, 10663112, 15369088, 18660446, 20121472, 21326224, 22659113, 37320892, 42652448, 45318226, 74641784, 85304896, 90636452, 149283568, 158613791, 170609792, 181272904, 298567136, 317227582, 362545808, 597134272, 634455164, 725091616, 1194268544, 1268910328, 1450183232, 2537820656, 2900366464, 5075641312, 10151282624, 20302565248]

約数ペア:

[(1, 20302565248), (2, 10151282624), (4, 5075641312), (7, 2900366464), (8, 2537820656), (14, 1450183232), (16, 1268910328), (17, 1194268544), (28, 725091616), (32, 634455164), (34, 597134272), (56, 362545808), (64, 317227582), (68, 298567136), (112, 181272904), (119, 170609792), (128, 158613791), (136, 149283568), (224, 90636452), (238, 85304896), (272, 74641784), (448, 45318226), (476, 42652448), (544, 37320892), (896, 22659113), (952, 21326224), (1009, 20121472), (1088, 18660446), (1321, 15369088), (1904, 10663112), (2018, 10060736), (2176, 9330223), (2642, 7684544), (3808, 5331556), (4036, 5030368), (5284, 3842272), (7063, 2874496), (7616, 2665778), (8072, 2515184), (9247, 2195584), (10568, 1921136), (14126, 1437248), (15232, 1332889), (16144, 1257592), (17153, 1183616), (18494, 1097792), (21136, 960568), (22457, 904064), (28252, 718624), (32288, 628796), (34306, 591808), (36988, 548896), (42272, 480284), (44914, 452032), (56504, 359312), (64576, 314398), (68612, 295904), (73976, 274448), (84544, 240142), (89828, 226016), (113008, 179656), (120071, 169088), (129152, 157199), (137224, 147952)]