5513432840

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{327401}}^1$

素因数の和:327833

約数の個数: 32

約数和(自身を含む): 12434727960

約数和(自身を除く): 6921295120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 327401, 654802, 1309604, 1637005, 2619208, 3274010, 6548020, 13096040, 137835821, 275671642, 551343284, 689179105, 1102686568, 1378358210, 2756716420, 5513432840]

約数ペア:

[(1, 5513432840), (2, 2756716420), (4, 1378358210), (5, 1102686568), (8, 689179105), (10, 551343284), (20, 275671642), (40, 137835821), (421, 13096040), (842, 6548020), (1684, 3274010), (2105, 2619208), (3368, 1637005), (4210, 1309604), (8420, 654802), (16840, 327401)]