20220860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 46811520

約数和(自身を除く): 26590660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 859, 1070, 1177, 1718, 2140, 2354, 3436, 4295, 4708, 5885, 8590, 9449, 11770, 17180, 18898, 23540, 37796, 47245, 91913, 94490, 183826, 188980, 367652, 459565, 919130, 1011043, 1838260, 2022086, 4044172, 5055215, 10110430, 20220860]

約数ペア:

[(1, 20220860), (2, 10110430), (4, 5055215), (5, 4044172), (10, 2022086), (11, 1838260), (20, 1011043), (22, 919130), (44, 459565), (55, 367652), (107, 188980), (110, 183826), (214, 94490), (220, 91913), (428, 47245), (535, 37796), (859, 23540), (1070, 18898), (1177, 17180), (1718, 11770), (2140, 9449), (2354, 8590), (3436, 5885), (4295, 4708)]