4005040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3851}}^1$

素因数の和:3877

約数の個数: 40

約数和(自身を含む): 10030608

約数和(自身を除く): 6025568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3851, 7702, 15404, 19255, 30808, 38510, 50063, 61616, 77020, 100126, 154040, 200252, 250315, 308080, 400504, 500630, 801008, 1001260, 2002520, 4005040]

約数ペア:

[(1, 4005040), (2, 2002520), (4, 1001260), (5, 801008), (8, 500630), (10, 400504), (13, 308080), (16, 250315), (20, 200252), (26, 154040), (40, 100126), (52, 77020), (65, 61616), (80, 50063), (104, 38510), (130, 30808), (208, 19255), (260, 15404), (520, 7702), (1040, 3851)]