13468040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3089}}^1$

素因数の和:3209

約数の個数: 32

約数和(自身を含む): 30591000

約数和(自身を除く): 17122960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3089, 4360, 6178, 12356, 15445, 24712, 30890, 61780, 123560, 336701, 673402, 1346804, 1683505, 2693608, 3367010, 6734020, 13468040]

約数ペア:

[(1, 13468040), (2, 6734020), (4, 3367010), (5, 2693608), (8, 1683505), (10, 1346804), (20, 673402), (40, 336701), (109, 123560), (218, 61780), (436, 30890), (545, 24712), (872, 15445), (1090, 12356), (2180, 6178), (3089, 4360)]