249500780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28547}}^1$

素因数の和:28598

約数の個数: 48

約数和(自身を含む): 575527680

約数和(自身を除く): 326026900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 28547, 57094, 114188, 142735, 285470, 542393, 570940, 656581, 1084786, 1313162, 2169572, 2626324, 2711965, 3282905, 5423930, 6565810, 10847860, 12475039, 13131620, 24950078, 49900156, 62375195, 124750390, 249500780]

約数ペア:

[(1, 249500780), (2, 124750390), (4, 62375195), (5, 49900156), (10, 24950078), (19, 13131620), (20, 12475039), (23, 10847860), (38, 6565810), (46, 5423930), (76, 3282905), (92, 2711965), (95, 2626324), (115, 2169572), (190, 1313162), (230, 1084786), (380, 656581), (437, 570940), (460, 542393), (874, 285470), (1748, 142735), (2185, 114188), (4370, 57094), (8740, 28547)]