12397880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1483}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 32054400

約数和(自身を除く): 19656520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1483, 1672, 2090, 2966, 4180, 5932, 7415, 8360, 11864, 14830, 16313, 28177, 29660, 32626, 56354, 59320, 65252, 81565, 112708, 130504, 140885, 163130, 225416, 281770, 309947, 326260, 563540, 619894, 652520, 1127080, 1239788, 1549735, 2479576, 3099470, 6198940, 12397880]

約数ペア:

[(1, 12397880), (2, 6198940), (4, 3099470), (5, 2479576), (8, 1549735), (10, 1239788), (11, 1127080), (19, 652520), (20, 619894), (22, 563540), (38, 326260), (40, 309947), (44, 281770), (55, 225416), (76, 163130), (88, 140885), (95, 130504), (110, 112708), (152, 81565), (190, 65252), (209, 59320), (220, 56354), (380, 32626), (418, 29660), (440, 28177), (760, 16313), (836, 14830), (1045, 11864), (1483, 8360), (1672, 7415), (2090, 5932), (2966, 4180)]