4394485240

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{195137}}^1$

素因数の和:195711

約数の個数: 32

約数和(自身を含む): 9905204880

約数和(自身を除く): 5510719640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4504, 5630, 11260, 22520, 195137, 390274, 780548, 975685, 1561096, 1951370, 3902740, 7805480, 109862131, 219724262, 439448524, 549310655, 878897048, 1098621310, 2197242620, 4394485240]

約数ペア:

[(1, 4394485240), (2, 2197242620), (4, 1098621310), (5, 878897048), (8, 549310655), (10, 439448524), (20, 219724262), (40, 109862131), (563, 7805480), (1126, 3902740), (2252, 1951370), (2815, 1561096), (4504, 975685), (5630, 780548), (11260, 390274), (22520, 195137)]