20091160

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3371}}^1$

素因数の和:3531

約数の個数: 32

約数和(自身を含む): 45522000

約数和(自身を除く): 25430840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 3371, 5960, 6742, 13484, 16855, 26968, 33710, 67420, 134840, 502279, 1004558, 2009116, 2511395, 4018232, 5022790, 10045580, 20091160]

約数ペア:

[(1, 20091160), (2, 10045580), (4, 5022790), (5, 4018232), (8, 2511395), (10, 2009116), (20, 1004558), (40, 502279), (149, 134840), (298, 67420), (596, 33710), (745, 26968), (1192, 16855), (1490, 13484), (2980, 6742), (3371, 5960)]