13245180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17006

約数の個数: 48

約数和(自身を含む): 39941664

約数和(自身を除く): 26696484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 16981, 33962, 50943, 67924, 84905, 101886, 169810, 203772, 220753, 254715, 339620, 441506, 509430, 662259, 883012, 1018860, 1103765, 1324518, 2207530, 2649036, 3311295, 4415060, 6622590, 13245180]

約数ペア:

[(1, 13245180), (2, 6622590), (3, 4415060), (4, 3311295), (5, 2649036), (6, 2207530), (10, 1324518), (12, 1103765), (13, 1018860), (15, 883012), (20, 662259), (26, 509430), (30, 441506), (39, 339620), (52, 254715), (60, 220753), (65, 203772), (78, 169810), (130, 101886), (156, 84905), (195, 67924), (260, 50943), (390, 33962), (780, 16981)]