40400560

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2113}}^1$

素因数の和:2365

約数の個数: 40

約数和(自身を含む): 94368960

約数和(自身を除く): 53968400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2113, 2390, 3824, 4226, 4780, 8452, 9560, 10565, 16904, 19120, 21130, 33808, 42260, 84520, 169040, 505007, 1010014, 2020028, 2525035, 4040056, 5050070, 8080112, 10100140, 20200280, 40400560]

約数ペア:

[(1, 40400560), (2, 20200280), (4, 10100140), (5, 8080112), (8, 5050070), (10, 4040056), (16, 2525035), (20, 2020028), (40, 1010014), (80, 505007), (239, 169040), (478, 84520), (956, 42260), (1195, 33808), (1912, 21130), (2113, 19120), (2390, 16904), (3824, 10565), (4226, 9560), (4780, 8452)]