20392060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{733}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 46611936

約数和(自身を除く): 26219876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 733, 1070, 1391, 1466, 2140, 2782, 2932, 3665, 5564, 6955, 7330, 9529, 13910, 14660, 19058, 27820, 38116, 47645, 78431, 95290, 156862, 190580, 313724, 392155, 784310, 1019603, 1568620, 2039206, 4078412, 5098015, 10196030, 20392060]

約数ペア:

[(1, 20392060), (2, 10196030), (4, 5098015), (5, 4078412), (10, 2039206), (13, 1568620), (20, 1019603), (26, 784310), (52, 392155), (65, 313724), (107, 190580), (130, 156862), (214, 95290), (260, 78431), (428, 47645), (535, 38116), (733, 27820), (1070, 19058), (1391, 14660), (1466, 13910), (2140, 9529), (2782, 7330), (2932, 6955), (3665, 5564)]