86884940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3259}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 192783360

約数和(自身を除く): 105898420

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 3259, 5332, 6518, 6665, 13036, 13330, 16295, 26660, 32590, 65180, 101029, 140137, 202058, 280274, 404116, 505145, 560548, 700685, 1010290, 1401370, 2020580, 2802740, 4344247, 8688494, 17376988, 21721235, 43442470, 86884940]

約数ペア:

[(1, 86884940), (2, 43442470), (4, 21721235), (5, 17376988), (10, 8688494), (20, 4344247), (31, 2802740), (43, 2020580), (62, 1401370), (86, 1010290), (124, 700685), (155, 560548), (172, 505145), (215, 404116), (310, 280274), (430, 202058), (620, 140137), (860, 101029), (1333, 65180), (2666, 32590), (3259, 26660), (5332, 16295), (6518, 13330), (6665, 13036)]