13615640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20023}}^1$

素因数の和:20051

約数の個数: 32

約数和(自身を含む): 32438880

約数和(自身を除く): 18823240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 20023, 40046, 80092, 100115, 160184, 200230, 340391, 400460, 680782, 800920, 1361564, 1701955, 2723128, 3403910, 6807820, 13615640]

約数ペア:

[(1, 13615640), (2, 6807820), (4, 3403910), (5, 2723128), (8, 1701955), (10, 1361564), (17, 800920), (20, 680782), (34, 400460), (40, 340391), (68, 200230), (85, 160184), (136, 100115), (170, 80092), (340, 40046), (680, 20023)]