48980440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28477}}^1$

素因数の和:28531

約数の個数: 32

約数和(自身を含む): 112772880

約数和(自身を除く): 63792440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28477, 56954, 113908, 142385, 227816, 284770, 569540, 1139080, 1224511, 2449022, 4898044, 6122555, 9796088, 12245110, 24490220, 48980440]

約数ペア:

[(1, 48980440), (2, 24490220), (4, 12245110), (5, 9796088), (8, 6122555), (10, 4898044), (20, 2449022), (40, 1224511), (43, 1139080), (86, 569540), (172, 284770), (215, 227816), (344, 142385), (430, 113908), (860, 56954), (1720, 28477)]