20237862010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3559}}^1\times {\mathrm{8009}}^1$

素因数の和:11646

約数の個数: 32

約数和(自身を含む): 36956217600

約数和(自身を除く): 16718355590

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 3559, 7118, 8009, 16018, 17795, 35590, 40045, 80090, 252689, 505378, 568639, 1137278, 1263445, 2526890, 2843195, 5686390, 28504031, 57008062, 142520155, 285040310, 2023786201, 4047572402, 10118931005, 20237862010]

約数ペア:

[(1, 20237862010), (2, 10118931005), (5, 4047572402), (10, 2023786201), (71, 285040310), (142, 142520155), (355, 57008062), (710, 28504031), (3559, 5686390), (7118, 2843195), (8009, 2526890), (16018, 1263445), (17795, 1137278), (35590, 568639), (40045, 505378), (80090, 252689)]