20154544960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{23957}}^1$

素因数の和:24224

約数の個数: 112

約数和(自身を含む): 52577268480

約数和(自身を除く): 32422723520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 239, 320, 352, 440, 478, 704, 880, 956, 1195, 1760, 1912, 2390, 2629, 3520, 3824, 4780, 5258, 7648, 9560, 10516, 13145, 15296, 19120, 21032, 23957, 26290, 38240, 42064, 47914, 52580, 76480, 84128, 95828, 105160, 119785, 168256, 191656, 210320, 239570, 263527, 383312, 420640, 479140, 527054, 766624, 841280, 958280, 1054108, 1317635, 1533248, 1916560, 2108216, 2635270, 3833120, 4216432, 5270540, 5725723, 7666240, 8432864, 10541080, 11451446, 16865728, 21082160, 22902892, 28628615, 42164320, 45805784, 57257230, 62982953, 84328640, 91611568, 114514460, 125965906, 183223136, 229028920, 251931812, 314914765, 366446272, 458057840, 503863624, 629829530, 916115680, 1007727248, 1259659060, 1832231360, 2015454496, 2519318120, 4030908992, 5038636240, 10077272480, 20154544960]

約数ペア:

[(1, 20154544960), (2, 10077272480), (4, 5038636240), (5, 4030908992), (8, 2519318120), (10, 2015454496), (11, 1832231360), (16, 1259659060), (20, 1007727248), (22, 916115680), (32, 629829530), (40, 503863624), (44, 458057840), (55, 366446272), (64, 314914765), (80, 251931812), (88, 229028920), (110, 183223136), (160, 125965906), (176, 114514460), (220, 91611568), (239, 84328640), (320, 62982953), (352, 57257230), (440, 45805784), (478, 42164320), (704, 28628615), (880, 22902892), (956, 21082160), (1195, 16865728), (1760, 11451446), (1912, 10541080), (2390, 8432864), (2629, 7666240), (3520, 5725723), (3824, 5270540), (4780, 4216432), (5258, 3833120), (7648, 2635270), (9560, 2108216), (10516, 1916560), (13145, 1533248), (15296, 1317635), (19120, 1054108), (21032, 958280), (23957, 841280), (26290, 766624), (38240, 527054), (42064, 479140), (47914, 420640), (52580, 383312), (76480, 263527), (84128, 239570), (95828, 210320), (105160, 191656), (119785, 168256)]