13639120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1409}}^1$

素因数の和:1444

約数の個数: 60

約数和(自身を含む): 34880580

約数和(自身を除く): 21241460

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1409, 1936, 2420, 2818, 4840, 5636, 7045, 9680, 11272, 14090, 15499, 22544, 28180, 30998, 56360, 61996, 77495, 112720, 123992, 154990, 170489, 247984, 309980, 340978, 619960, 681956, 852445, 1239920, 1363912, 1704890, 2727824, 3409780, 6819560, 13639120]

約数ペア:

[(1, 13639120), (2, 6819560), (4, 3409780), (5, 2727824), (8, 1704890), (10, 1363912), (11, 1239920), (16, 852445), (20, 681956), (22, 619960), (40, 340978), (44, 309980), (55, 247984), (80, 170489), (88, 154990), (110, 123992), (121, 112720), (176, 77495), (220, 61996), (242, 56360), (440, 30998), (484, 28180), (605, 22544), (880, 15499), (968, 14090), (1210, 11272), (1409, 9680), (1936, 7045), (2420, 5636), (2818, 4840)]