20291510

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3643}}^1$

素因数の和:4207

約数の個数: 16

約数和(自身を含む): 36600336

約数和(自身を除く): 16308826

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 3643, 5570, 7286, 18215, 36430, 2029151, 4058302, 10145755, 20291510]

約数ペア:

[(1, 20291510), (2, 10145755), (5, 4058302), (10, 2029151), (557, 36430), (1114, 18215), (2785, 7286), (3643, 5570)]