207138910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{7879}}^1$

素因数の和:8136

約数の個数: 32

約数和(自身を含む): 408499200

約数和(自身を除く): 201360290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2390, 2629, 5258, 7879, 13145, 15758, 26290, 39395, 78790, 86669, 173338, 433345, 866690, 1883081, 3766162, 9415405, 18830810, 20713891, 41427782, 103569455, 207138910]

約数ペア:

[(1, 207138910), (2, 103569455), (5, 41427782), (10, 20713891), (11, 18830810), (22, 9415405), (55, 3766162), (110, 1883081), (239, 866690), (478, 433345), (1195, 173338), (2390, 86669), (2629, 78790), (5258, 39395), (7879, 26290), (13145, 15758)]