16917940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 22595660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2099, 4030, 4198, 8060, 8396, 10495, 20990, 27287, 41980, 54574, 65069, 109148, 130138, 136435, 260276, 272870, 325345, 545740, 650690, 845897, 1301380, 1691794, 3383588, 4229485, 8458970, 16917940]

約数ペア:

[(1, 16917940), (2, 8458970), (4, 4229485), (5, 3383588), (10, 1691794), (13, 1301380), (20, 845897), (26, 650690), (31, 545740), (52, 325345), (62, 272870), (65, 260276), (124, 136435), (130, 130138), (155, 109148), (260, 65069), (310, 54574), (403, 41980), (620, 27287), (806, 20990), (1612, 10495), (2015, 8396), (2099, 8060), (4030, 4198)]