489071860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{364979}}^1$

素因数の和:365055

約数の個数: 24

約数和(自身を含む): 1042382880

約数和(自身を除く): 553311020

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 364979, 729958, 1459916, 1824895, 3649790, 7299580, 24453593, 48907186, 97814372, 122267965, 244535930, 489071860]

約数ペア:

[(1, 489071860), (2, 244535930), (4, 122267965), (5, 97814372), (10, 48907186), (20, 24453593), (67, 7299580), (134, 3649790), (268, 1824895), (335, 1459916), (670, 729958), (1340, 364979)]