3974840

素因数分解:

$2^3\times 5^1\times {\mathrm{99371}}^1$

素因数の和:99382

約数の個数: 16

約数和(自身を含む): 8943480

約数和(自身を除く): 4968640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99371, 198742, 397484, 496855, 794968, 993710, 1987420, 3974840]

約数ペア:

[(1, 3974840), (2, 1987420), (4, 993710), (5, 794968), (8, 496855), (10, 397484), (20, 198742), (40, 99371)]