12840087130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1867}}^1\times {\mathrm{52903}}^1$

素因数の和:54790

約数の個数: 32

約数和(自身を含む): 24903817344

約数和(自身を除く): 12063730214

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1867, 3734, 9335, 18670, 24271, 48542, 52903, 105806, 121355, 242710, 264515, 529030, 687739, 1375478, 3438695, 6877390, 98769901, 197539802, 493849505, 987699010, 1284008713, 2568017426, 6420043565, 12840087130]

約数ペア:

[(1, 12840087130), (2, 6420043565), (5, 2568017426), (10, 1284008713), (13, 987699010), (26, 493849505), (65, 197539802), (130, 98769901), (1867, 6877390), (3734, 3438695), (9335, 1375478), (18670, 687739), (24271, 529030), (48542, 264515), (52903, 242710), (105806, 121355)]