18565521380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{70877}}^1$

素因数の和:72764

約数の個数: 48

約数和(自身を含む): 44581694976

約数和(自身を除く): 26016173596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1871, 3742, 7484, 9355, 13097, 18710, 26194, 37420, 52388, 65485, 70877, 130970, 141754, 261940, 283508, 354385, 496139, 708770, 992278, 1417540, 1984556, 2480695, 4961390, 9922780, 132610867, 265221734, 530443468, 663054335, 928276069, 1326108670, 1856552138, 2652217340, 3713104276, 4641380345, 9282760690, 18565521380]

約数ペア:

[(1, 18565521380), (2, 9282760690), (4, 4641380345), (5, 3713104276), (7, 2652217340), (10, 1856552138), (14, 1326108670), (20, 928276069), (28, 663054335), (35, 530443468), (70, 265221734), (140, 132610867), (1871, 9922780), (3742, 4961390), (7484, 2480695), (9355, 1984556), (13097, 1417540), (18710, 992278), (26194, 708770), (37420, 496139), (52388, 354385), (65485, 283508), (70877, 261940), (130970, 141754)]