9628840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18517}}^1$

素因数の和:18541

約数の個数: 32

約数和(自身を含む): 23332680

約数和(自身を除く): 13703840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18517, 37034, 74068, 92585, 148136, 185170, 240721, 370340, 481442, 740680, 962884, 1203605, 1925768, 2407210, 4814420, 9628840]

約数ペア:

[(1, 9628840), (2, 4814420), (4, 2407210), (5, 1925768), (8, 1203605), (10, 962884), (13, 740680), (20, 481442), (26, 370340), (40, 240721), (52, 185170), (65, 148136), (104, 92585), (130, 74068), (260, 37034), (520, 18517)]