138308660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42953}}^1$

素因数の和:42992

約数の個数: 48

約数和(自身を含む): 346381056

約数和(自身を除く): 208072396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 42953, 85906, 171812, 214765, 300671, 429530, 601342, 859060, 987919, 1202684, 1503355, 1975838, 3006710, 3951676, 4939595, 6013420, 6915433, 9879190, 13830866, 19758380, 27661732, 34577165, 69154330, 138308660]

約数ペア:

[(1, 138308660), (2, 69154330), (4, 34577165), (5, 27661732), (7, 19758380), (10, 13830866), (14, 9879190), (20, 6915433), (23, 6013420), (28, 4939595), (35, 3951676), (46, 3006710), (70, 1975838), (92, 1503355), (115, 1202684), (140, 987919), (161, 859060), (230, 601342), (322, 429530), (460, 300671), (644, 214765), (805, 171812), (1610, 85906), (3220, 42953)]