201497960

素因数分解:

$2^3\times 5^1\times {\mathrm{5037449}}^1$

素因数の和:5037460

約数の個数: 16

約数和(自身を含む): 453370500

約数和(自身を除く): 251872540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5037449, 10074898, 20149796, 25187245, 40299592, 50374490, 100748980, 201497960]

約数ペア:

[(1, 201497960), (2, 100748980), (4, 50374490), (5, 40299592), (8, 25187245), (10, 20149796), (20, 10074898), (40, 5037449)]