811343820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1931771}}^1$

素因数の和:1931790

約数の個数: 48

約数和(自身を含む): 2596301568

約数和(自身を除く): 1784957748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1931771, 3863542, 5795313, 7727084, 9658855, 11590626, 13522397, 19317710, 23181252, 27044794, 28976565, 38635420, 40567191, 54089588, 57953130, 67611985, 81134382, 115906260, 135223970, 162268764, 202835955, 270447940, 405671910, 811343820]

約数ペア:

[(1, 811343820), (2, 405671910), (3, 270447940), (4, 202835955), (5, 162268764), (6, 135223970), (7, 115906260), (10, 81134382), (12, 67611985), (14, 57953130), (15, 54089588), (20, 40567191), (21, 38635420), (28, 28976565), (30, 27044794), (35, 23181252), (42, 19317710), (60, 13522397), (70, 11590626), (84, 9658855), (105, 7727084), (140, 5795313), (210, 3863542), (420, 1931771)]