13750120

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{907}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 31053600

約数和(自身を除く): 17303480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 907, 1516, 1814, 1895, 3032, 3628, 3790, 4535, 7256, 7580, 9070, 15160, 18140, 36280, 343753, 687506, 1375012, 1718765, 2750024, 3437530, 6875060, 13750120]

約数ペア:

[(1, 13750120), (2, 6875060), (4, 3437530), (5, 2750024), (8, 1718765), (10, 1375012), (20, 687506), (40, 343753), (379, 36280), (758, 18140), (907, 15160), (1516, 9070), (1814, 7580), (1895, 7256), (3032, 4535), (3628, 3790)]