20079783820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3041}}^1\times {\mathrm{8923}}^1$

素因数の和:12010

約数の個数: 48

約数和(自身を含む): 43326305568

約数和(自身を除く): 23246521748

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3041, 6082, 8923, 12164, 15205, 17846, 30410, 35692, 44615, 60820, 89230, 112517, 178460, 225034, 330151, 450068, 562585, 660302, 1125170, 1320604, 1650755, 2250340, 3301510, 6603020, 27134843, 54269686, 108539372, 135674215, 271348430, 542696860, 1003989191, 2007978382, 4015956764, 5019945955, 10039891910, 20079783820]

約数ペア:

[(1, 20079783820), (2, 10039891910), (4, 5019945955), (5, 4015956764), (10, 2007978382), (20, 1003989191), (37, 542696860), (74, 271348430), (148, 135674215), (185, 108539372), (370, 54269686), (740, 27134843), (3041, 6603020), (6082, 3301510), (8923, 2250340), (12164, 1650755), (15205, 1320604), (17846, 1125170), (30410, 660302), (35692, 562585), (44615, 450068), (60820, 330151), (89230, 225034), (112517, 178460)]