286881620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{96269}}^1$

素因数の和:96427

約数の個数: 24

約数和(自身を含む): 606501000

約数和(自身を除く): 319619380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 96269, 192538, 385076, 481345, 962690, 1925380, 14344081, 28688162, 57376324, 71720405, 143440810, 286881620]

約数ペア:

[(1, 286881620), (2, 143440810), (4, 71720405), (5, 57376324), (10, 28688162), (20, 14344081), (149, 1925380), (298, 962690), (596, 481345), (745, 385076), (1490, 192538), (2980, 96269)]