9405040

素因数分解:

$2^4\times 5^1\times {\mathrm{117563}}^1$

素因数の和:117576

約数の個数: 20

約数和(自身を含む): 21866904

約数和(自身を除く): 12461864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 117563, 235126, 470252, 587815, 940504, 1175630, 1881008, 2351260, 4702520, 9405040]

約数ペア:

[(1, 9405040), (2, 4702520), (4, 2351260), (5, 1881008), (8, 1175630), (10, 940504), (16, 587815), (20, 470252), (40, 235126), (80, 117563)]