386139080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{85429}}^1$

素因数の和:85553

約数の個数: 32

約数和(自身を含む): 876511800

約数和(自身を除く): 490372720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 85429, 170858, 341716, 427145, 683432, 854290, 1708580, 3417160, 9653477, 19306954, 38613908, 48267385, 77227816, 96534770, 193069540, 386139080]

約数ペア:

[(1, 386139080), (2, 193069540), (4, 96534770), (5, 77227816), (8, 48267385), (10, 38613908), (20, 19306954), (40, 9653477), (113, 3417160), (226, 1708580), (452, 854290), (565, 683432), (904, 427145), (1130, 341716), (2260, 170858), (4520, 85429)]