103020820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2351}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 248145408

約数和(自身を除く): 145124588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 1252, 1565, 2191, 2351, 3130, 4382, 4702, 6260, 8764, 9404, 10955, 11755, 16457, 21910, 23510, 32914, 43820, 47020, 65828, 82285, 164570, 329140, 735863, 1471726, 2943452, 3679315, 5151041, 7358630, 10302082, 14717260, 20604164, 25755205, 51510410, 103020820]

約数ペア:

[(1, 103020820), (2, 51510410), (4, 25755205), (5, 20604164), (7, 14717260), (10, 10302082), (14, 7358630), (20, 5151041), (28, 3679315), (35, 2943452), (70, 1471726), (140, 735863), (313, 329140), (626, 164570), (1252, 82285), (1565, 65828), (2191, 47020), (2351, 43820), (3130, 32914), (4382, 23510), (4702, 21910), (6260, 16457), (8764, 11755), (9404, 10955)]