1159220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 2457000

約数和(自身を除く): 1297780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 389, 596, 745, 778, 1490, 1556, 1945, 2980, 3890, 7780, 57961, 115922, 231844, 289805, 579610, 1159220]

約数ペア:

[(1, 1159220), (2, 579610), (4, 289805), (5, 231844), (10, 115922), (20, 57961), (149, 7780), (298, 3890), (389, 2980), (596, 1945), (745, 1556), (778, 1490)]