20008907510

素因数分解:

$2^1\times 5^1\times {\mathrm{61949}}^1\times {\mathrm{32299}}^1$

素因数の和:94255

約数の個数: 16

約数和(自身を含む): 36017730000

約数和(自身を除く): 16008822490

約数列:

[1, 2, 5, 10, 32299, 61949, 64598, 123898, 161495, 309745, 322990, 619490, 2000890751, 4001781502, 10004453755, 20008907510]

約数ペア:

[(1, 20008907510), (2, 10004453755), (5, 4001781502), (10, 2000890751), (32299, 619490), (61949, 322990), (64598, 309745), (123898, 161495)]