581285660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1\times {\mathrm{1291}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 1250242560

約数和(自身を除く): 668956900

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 479, 940, 958, 1291, 1916, 2395, 2582, 4790, 5164, 6455, 9580, 12910, 22513, 25820, 45026, 60677, 90052, 112565, 121354, 225130, 242708, 303385, 450260, 606770, 618389, 1213540, 1236778, 2473556, 3091945, 6183890, 12367780, 29064283, 58128566, 116257132, 145321415, 290642830, 581285660]

約数ペア:

[(1, 581285660), (2, 290642830), (4, 145321415), (5, 116257132), (10, 58128566), (20, 29064283), (47, 12367780), (94, 6183890), (188, 3091945), (235, 2473556), (470, 1236778), (479, 1213540), (940, 618389), (958, 606770), (1291, 450260), (1916, 303385), (2395, 242708), (2582, 225130), (4790, 121354), (5164, 112565), (6455, 90052), (9580, 60677), (12910, 45026), (22513, 25820)]