6398890

素因数分解:

$2^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{971}}^1$

素因数の和:1637

約数の個数: 16

約数和(自身を含む): 11547360

約数和(自身を除く): 5148470

約数列:

[1, 2, 5, 10, 659, 971, 1318, 1942, 3295, 4855, 6590, 9710, 639889, 1279778, 3199445, 6398890]

約数ペア:

[(1, 6398890), (2, 3199445), (5, 1279778), (10, 639889), (659, 9710), (971, 6590), (1318, 4855), (1942, 3295)]