28795400

素因数分解:

$2^3\times 5^2\times {\mathrm{143977}}^1$

素因数の和:143993

約数の個数: 24

約数和(自身を含む): 66949770

約数和(自身を除く): 38154370

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 143977, 287954, 575908, 719885, 1151816, 1439770, 2879540, 3599425, 5759080, 7198850, 14397700, 28795400]

約数ペア:

[(1, 28795400), (2, 14397700), (4, 7198850), (5, 5759080), (8, 3599425), (10, 2879540), (20, 1439770), (25, 1151816), (40, 719885), (50, 575908), (100, 287954), (200, 143977)]