2011094620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{17921}}^1$

素因数の和:18142

約数の個数: 48

約数和(自身を含む): 4383864576

約数和(自身を除く): 2372769956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 310, 362, 620, 724, 905, 1810, 3620, 5611, 11222, 17921, 22444, 28055, 35842, 56110, 71684, 89605, 112220, 179210, 358420, 555551, 1111102, 2222204, 2777755, 3243701, 5555510, 6487402, 11111020, 12974804, 16218505, 32437010, 64874020, 100554731, 201109462, 402218924, 502773655, 1005547310, 2011094620]

約数ペア:

[(1, 2011094620), (2, 1005547310), (4, 502773655), (5, 402218924), (10, 201109462), (20, 100554731), (31, 64874020), (62, 32437010), (124, 16218505), (155, 12974804), (181, 11111020), (310, 6487402), (362, 5555510), (620, 3243701), (724, 2777755), (905, 2222204), (1810, 1111102), (3620, 555551), (5611, 358420), (11222, 179210), (17921, 112220), (22444, 89605), (28055, 71684), (35842, 56110)]