13458280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 33566400

約数和(自身を除く): 20108120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 419, 440, 584, 730, 803, 838, 1460, 1606, 1676, 2095, 2920, 3212, 3352, 4015, 4190, 4609, 6424, 8030, 8380, 9218, 16060, 16760, 18436, 23045, 30587, 32120, 36872, 46090, 61174, 92180, 122348, 152935, 184360, 244696, 305870, 336457, 611740, 672914, 1223480, 1345828, 1682285, 2691656, 3364570, 6729140, 13458280]

約数ペア:

[(1, 13458280), (2, 6729140), (4, 3364570), (5, 2691656), (8, 1682285), (10, 1345828), (11, 1223480), (20, 672914), (22, 611740), (40, 336457), (44, 305870), (55, 244696), (73, 184360), (88, 152935), (110, 122348), (146, 92180), (220, 61174), (292, 46090), (365, 36872), (419, 32120), (440, 30587), (584, 23045), (730, 18436), (803, 16760), (838, 16060), (1460, 9218), (1606, 8380), (1676, 8030), (2095, 6424), (2920, 4609), (3212, 4190), (3352, 4015)]