12177880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2129}}^1$

素因数の和:2164

約数の個数: 64

約数和(自身を含む): 32205600

約数和(自身を除く): 20027720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2129, 2860, 4258, 5720, 8516, 10645, 17032, 21290, 23419, 27677, 42580, 46838, 55354, 85160, 93676, 110708, 117095, 138385, 187352, 221416, 234190, 276770, 304447, 468380, 553540, 608894, 936760, 1107080, 1217788, 1522235, 2435576, 3044470, 6088940, 12177880]

約数ペア:

[(1, 12177880), (2, 6088940), (4, 3044470), (5, 2435576), (8, 1522235), (10, 1217788), (11, 1107080), (13, 936760), (20, 608894), (22, 553540), (26, 468380), (40, 304447), (44, 276770), (52, 234190), (55, 221416), (65, 187352), (88, 138385), (104, 117095), (110, 110708), (130, 93676), (143, 85160), (220, 55354), (260, 46838), (286, 42580), (440, 27677), (520, 23419), (572, 21290), (715, 17032), (1144, 10645), (1430, 8516), (2129, 5720), (2860, 4258)]