8642530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3538

約数の個数: 32

約数和(自身を含む): 17640000

約数和(自身を除く): 8997470

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 3499, 6998, 17495, 34990, 45487, 66481, 90974, 132962, 227435, 332405, 454870, 664810, 864253, 1728506, 4321265, 8642530]

約数ペア:

[(1, 8642530), (2, 4321265), (5, 1728506), (10, 864253), (13, 664810), (19, 454870), (26, 332405), (38, 227435), (65, 132962), (95, 90974), (130, 66481), (190, 45487), (247, 34990), (494, 17495), (1235, 6998), (2470, 3499)]