12539120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14249}}^1$

素因数の和:14273

約数の個数: 40

約数和(自身を含む): 31806000

約数和(自身を除く): 19266880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14249, 28498, 56996, 71245, 113992, 142490, 156739, 227984, 284980, 313478, 569960, 626956, 783695, 1139920, 1253912, 1567390, 2507824, 3134780, 6269560, 12539120]

約数ペア:

[(1, 12539120), (2, 6269560), (4, 3134780), (5, 2507824), (8, 1567390), (10, 1253912), (11, 1139920), (16, 783695), (20, 626956), (22, 569960), (40, 313478), (44, 284980), (55, 227984), (80, 156739), (88, 142490), (110, 113992), (176, 71245), (220, 56996), (440, 28498), (880, 14249)]