203673080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{391679}}^1$

素因数の和:391703

約数の個数: 32

約数和(自身を含む): 493516800

約数和(自身を除く): 289843720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 391679, 783358, 1566716, 1958395, 3133432, 3916790, 5091827, 7833580, 10183654, 15667160, 20367308, 25459135, 40734616, 50918270, 101836540, 203673080]

約数ペア:

[(1, 203673080), (2, 101836540), (4, 50918270), (5, 40734616), (8, 25459135), (10, 20367308), (13, 15667160), (20, 10183654), (26, 7833580), (40, 5091827), (52, 3916790), (65, 3133432), (104, 1958395), (130, 1566716), (260, 783358), (520, 391679)]