193388560

素因数分解:

$2^4\times 5^1\times {\mathrm{2417357}}^1$

素因数の和:2417370

約数の個数: 20

約数和(自身を含む): 449628588

約数和(自身を除く): 256240028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2417357, 4834714, 9669428, 12086785, 19338856, 24173570, 38677712, 48347140, 96694280, 193388560]

約数ペア:

[(1, 193388560), (2, 96694280), (4, 48347140), (5, 38677712), (8, 24173570), (10, 19338856), (16, 12086785), (20, 9669428), (40, 4834714), (80, 2417357)]