244053980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{171869}}^1$

素因数の和:171949

約数の個数: 24

約数和(自身を含む): 519734880

約数和(自身を除く): 275680900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 171869, 343738, 687476, 859345, 1718690, 3437380, 12202699, 24405398, 48810796, 61013495, 122026990, 244053980]

約数ペア:

[(1, 244053980), (2, 122026990), (4, 61013495), (5, 48810796), (10, 24405398), (20, 12202699), (71, 3437380), (142, 1718690), (284, 859345), (355, 687476), (710, 343738), (1420, 171869)]