377454920

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{6833}}^1$

素因数の和:8225

約数の個数: 32

約数和(自身を含む): 850012920

約数和(自身を除く): 472558000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 2762, 5524, 6833, 6905, 11048, 13666, 13810, 27332, 27620, 34165, 54664, 55240, 68330, 136660, 273320, 9436373, 18872746, 37745492, 47181865, 75490984, 94363730, 188727460, 377454920]

約数ペア:

[(1, 377454920), (2, 188727460), (4, 94363730), (5, 75490984), (8, 47181865), (10, 37745492), (20, 18872746), (40, 9436373), (1381, 273320), (2762, 136660), (5524, 68330), (6833, 55240), (6905, 54664), (11048, 34165), (13666, 27620), (13810, 27332)]