15691225040

素因数分解:

$2^4\times 5^1\times {\mathrm{196140313}}^1$

素因数の和:196140326

約数の個数: 20

約数和(自身を含む): 36482098404

約数和(自身を除く): 20790873364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196140313, 392280626, 784561252, 980701565, 1569122504, 1961403130, 3138245008, 3922806260, 7845612520, 15691225040]

約数ペア:

[(1, 15691225040), (2, 7845612520), (4, 3922806260), (5, 3138245008), (8, 1961403130), (10, 1569122504), (16, 980701565), (20, 784561252), (40, 392280626), (80, 196140313)]