195655120

素因数分解:

$2^4\times 5^1\times {\mathrm{2445689}}^1$

素因数の和:2445702

約数の個数: 20

約数和(自身を含む): 454898340

約数和(自身を除く): 259243220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2445689, 4891378, 9782756, 12228445, 19565512, 24456890, 39131024, 48913780, 97827560, 195655120]

約数ペア:

[(1, 195655120), (2, 97827560), (4, 48913780), (5, 39131024), (8, 24456890), (10, 19565512), (16, 12228445), (20, 9782756), (40, 4891378), (80, 2445689)]