17729126480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{897223}}^1$

素因数の和:897268

約数の個数: 80

約数和(自身を含む): 46727425920

約数和(自身を除く): 28998299440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 897223, 1794446, 3588892, 4486115, 7177784, 8972230, 11663899, 14355568, 17047237, 17944460, 23327798, 34094474, 35888920, 46655596, 58319495, 68188948, 71777840, 85236185, 93311192, 116638990, 136377896, 170472370, 186622384, 221614081, 233277980, 272755792, 340944740, 443228162, 466555960, 681889480, 886456324, 933111920, 1108070405, 1363778960, 1772912648, 2216140810, 3545825296, 4432281620, 8864563240, 17729126480]

約数ペア:

[(1, 17729126480), (2, 8864563240), (4, 4432281620), (5, 3545825296), (8, 2216140810), (10, 1772912648), (13, 1363778960), (16, 1108070405), (19, 933111920), (20, 886456324), (26, 681889480), (38, 466555960), (40, 443228162), (52, 340944740), (65, 272755792), (76, 233277980), (80, 221614081), (95, 186622384), (104, 170472370), (130, 136377896), (152, 116638990), (190, 93311192), (208, 85236185), (247, 71777840), (260, 68188948), (304, 58319495), (380, 46655596), (494, 35888920), (520, 34094474), (760, 23327798), (988, 17944460), (1040, 17047237), (1235, 14355568), (1520, 11663899), (1976, 8972230), (2470, 7177784), (3952, 4486115), (4940, 3588892), (9880, 1794446), (19760, 897223)]