858162680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{189859}}^1$

素因数の和:189983

約数の個数: 32

約数和(自身を含む): 1947963600

約数和(自身を除く): 1089800920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 189859, 379718, 759436, 949295, 1518872, 1898590, 3797180, 7594360, 21454067, 42908134, 85816268, 107270335, 171632536, 214540670, 429081340, 858162680]

約数ペア:

[(1, 858162680), (2, 429081340), (4, 214540670), (5, 171632536), (8, 107270335), (10, 85816268), (20, 42908134), (40, 21454067), (113, 7594360), (226, 3797180), (452, 1898590), (565, 1518872), (904, 949295), (1130, 759436), (2260, 379718), (4520, 189859)]