13649560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3313}}^1$

素因数の和:3427

約数の個数: 32

約数和(自身を含む): 31019040

約数和(自身を除く): 17369480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3313, 4120, 6626, 13252, 16565, 26504, 33130, 66260, 132520, 341239, 682478, 1364956, 1706195, 2729912, 3412390, 6824780, 13649560]

約数ペア:

[(1, 13649560), (2, 6824780), (4, 3412390), (5, 2729912), (8, 1706195), (10, 1364956), (20, 682478), (40, 341239), (103, 132520), (206, 66260), (412, 33130), (515, 26504), (824, 16565), (1030, 13252), (2060, 6626), (3313, 4120)]