3908840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7517}}^1$

素因数の和:7541

約数の個数: 32

約数和(自身を含む): 9472680

約数和(自身を除く): 5563840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7517, 15034, 30068, 37585, 60136, 75170, 97721, 150340, 195442, 300680, 390884, 488605, 781768, 977210, 1954420, 3908840]

約数ペア:

[(1, 3908840), (2, 1954420), (4, 977210), (5, 781768), (8, 488605), (10, 390884), (13, 300680), (20, 195442), (26, 150340), (40, 97721), (52, 75170), (65, 60136), (104, 37585), (130, 30068), (260, 15034), (520, 7517)]