30673420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21601}}^1$

素因数の和:21681

約数の個数: 24

約数和(自身を含む): 65324448

約数和(自身を除く): 34651028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 21601, 43202, 86404, 108005, 216010, 432020, 1533671, 3067342, 6134684, 7668355, 15336710, 30673420]

約数ペア:

[(1, 30673420), (2, 15336710), (4, 7668355), (5, 6134684), (10, 3067342), (20, 1533671), (71, 432020), (142, 216010), (284, 108005), (355, 86404), (710, 43202), (1420, 21601)]