20283560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46099}}^1$

素因数の和:46121

約数の個数: 32

約数和(自身を含む): 49788000

約数和(自身を除く): 29504440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46099, 92198, 184396, 230495, 368792, 460990, 507089, 921980, 1014178, 1843960, 2028356, 2535445, 4056712, 5070890, 10141780, 20283560]

約数ペア:

[(1, 20283560), (2, 10141780), (4, 5070890), (5, 4056712), (8, 2535445), (10, 2028356), (11, 1843960), (20, 1014178), (22, 921980), (40, 507089), (44, 460990), (55, 368792), (88, 230495), (110, 184396), (220, 92198), (440, 46099)]