470891540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{2141}}^1$

素因数の和:3728

約数の個数: 48

約数和(自身を含む): 1131387264

約数和(自身を除く): 660495724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1571, 2141, 3142, 4282, 6284, 7855, 8564, 10705, 10997, 14987, 15710, 21410, 21994, 29974, 31420, 42820, 43988, 54985, 59948, 74935, 109970, 149870, 219940, 299740, 3363511, 6727022, 13454044, 16817555, 23544577, 33635110, 47089154, 67270220, 94178308, 117722885, 235445770, 470891540]

約数ペア:

[(1, 470891540), (2, 235445770), (4, 117722885), (5, 94178308), (7, 67270220), (10, 47089154), (14, 33635110), (20, 23544577), (28, 16817555), (35, 13454044), (70, 6727022), (140, 3363511), (1571, 299740), (2141, 219940), (3142, 149870), (4282, 109970), (6284, 74935), (7855, 59948), (8564, 54985), (10705, 43988), (10997, 42820), (14987, 31420), (15710, 29974), (21410, 21994)]