388631940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6477199}}^1$

素因数の和:6477211

約数の個数: 24

約数和(自身を含む): 1088169600

約数和(自身を除く): 699537660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6477199, 12954398, 19431597, 25908796, 32385995, 38863194, 64771990, 77726388, 97157985, 129543980, 194315970, 388631940]

約数ペア:

[(1, 388631940), (2, 194315970), (3, 129543980), (4, 97157985), (5, 77726388), (6, 64771990), (10, 38863194), (12, 32385995), (15, 25908796), (20, 19431597), (30, 12954398), (60, 6477199)]