20106390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9181}}^1$

素因数の和:9264

約数の個数: 32

約数和(自身を含む): 48921696

約数和(自身を除く): 28815306

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9181, 18362, 27543, 45905, 55086, 91810, 137715, 275430, 670213, 1340426, 2010639, 3351065, 4021278, 6702130, 10053195, 20106390]

約数ペア:

[(1, 20106390), (2, 10053195), (3, 6702130), (5, 4021278), (6, 3351065), (10, 2010639), (15, 1340426), (30, 670213), (73, 275430), (146, 137715), (219, 91810), (365, 55086), (438, 45905), (730, 27543), (1095, 18362), (2190, 9181)]