149131880

素因数分解:

$2^3\times 5^1\times {\mathrm{3728297}}^1$

素因数の和:3728308

約数の個数: 16

約数和(自身を含む): 335546820

約数和(自身を除く): 186414940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3728297, 7456594, 14913188, 18641485, 29826376, 37282970, 74565940, 149131880]

約数ペア:

[(1, 149131880), (2, 74565940), (4, 37282970), (5, 29826376), (8, 18641485), (10, 14913188), (20, 7456594), (40, 3728297)]