201220242020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27118631}}^1$

素因数の和:27118700

約数の個数: 48

約数和(自身を含む): 492040459008

約数和(自身を除く): 290820216988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 27118631, 54237262, 108474524, 135593155, 189830417, 271186310, 379660834, 542372620, 759321668, 949152085, 1437287443, 1898304170, 2874574886, 3796608340, 5749149772, 7186437215, 10061012101, 14372874430, 20122024202, 28745748860, 40244048404, 50305060505, 100610121010, 201220242020]

約数ペア:

[(1, 201220242020), (2, 100610121010), (4, 50305060505), (5, 40244048404), (7, 28745748860), (10, 20122024202), (14, 14372874430), (20, 10061012101), (28, 7186437215), (35, 5749149772), (53, 3796608340), (70, 2874574886), (106, 1898304170), (140, 1437287443), (212, 949152085), (265, 759321668), (371, 542372620), (530, 379660834), (742, 271186310), (1060, 189830417), (1484, 135593155), (1855, 108474524), (3710, 54237262), (7420, 27118631)]