3461367940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{20287}}^1$

素因数の和:20764

約数の個数: 48

約数和(自身を含む): 7668864000

約数和(自身を除く): 4207496060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 449, 898, 1796, 2245, 4490, 8531, 8980, 17062, 20287, 34124, 40574, 42655, 81148, 85310, 101435, 170620, 202870, 385453, 405740, 770906, 1541812, 1927265, 3854530, 7709060, 9108863, 18217726, 36435452, 45544315, 91088630, 173068397, 182177260, 346136794, 692273588, 865341985, 1730683970, 3461367940]

約数ペア:

[(1, 3461367940), (2, 1730683970), (4, 865341985), (5, 692273588), (10, 346136794), (19, 182177260), (20, 173068397), (38, 91088630), (76, 45544315), (95, 36435452), (190, 18217726), (380, 9108863), (449, 7709060), (898, 3854530), (1796, 1927265), (2245, 1541812), (4490, 770906), (8531, 405740), (8980, 385453), (17062, 202870), (20287, 170620), (34124, 101435), (40574, 85310), (42655, 81148)]