13389920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 32250960

約数和(自身を除く): 18861040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1579, 1696, 2120, 3158, 4240, 6316, 7895, 8480, 12632, 15790, 25264, 31580, 50528, 63160, 83687, 126320, 167374, 252640, 334748, 418435, 669496, 836870, 1338992, 1673740, 2677984, 3347480, 6694960, 13389920]

約数ペア:

[(1, 13389920), (2, 6694960), (4, 3347480), (5, 2677984), (8, 1673740), (10, 1338992), (16, 836870), (20, 669496), (32, 418435), (40, 334748), (53, 252640), (80, 167374), (106, 126320), (160, 83687), (212, 63160), (265, 50528), (424, 31580), (530, 25264), (848, 15790), (1060, 12632), (1579, 8480), (1696, 7895), (2120, 6316), (3158, 4240)]