4124990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 7783776

約数和(自身を除く): 3658786

約数列:

[1, 2, 5, 10, 43, 53, 86, 106, 181, 215, 265, 362, 430, 530, 905, 1810, 2279, 4558, 7783, 9593, 11395, 15566, 19186, 22790, 38915, 47965, 77830, 95930, 412499, 824998, 2062495, 4124990]

約数ペア:

[(1, 4124990), (2, 2062495), (5, 824998), (10, 412499), (43, 95930), (53, 77830), (86, 47965), (106, 38915), (181, 22790), (215, 19186), (265, 15566), (362, 11395), (430, 9593), (530, 7783), (905, 4558), (1810, 2279)]