84965420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1$

素因数の和:3270

約数の個数: 48

約数和(自身を含む): 188525568

約数和(自身を除く): 103560148

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 3187, 5332, 6374, 6665, 12748, 13330, 15935, 26660, 31870, 63740, 98797, 137041, 197594, 274082, 395188, 493985, 548164, 685205, 987970, 1370410, 1975940, 2740820, 4248271, 8496542, 16993084, 21241355, 42482710, 84965420]

約数ペア:

[(1, 84965420), (2, 42482710), (4, 21241355), (5, 16993084), (10, 8496542), (20, 4248271), (31, 2740820), (43, 1975940), (62, 1370410), (86, 987970), (124, 685205), (155, 548164), (172, 493985), (215, 395188), (310, 274082), (430, 197594), (620, 137041), (860, 98797), (1333, 63740), (2666, 31870), (3187, 26660), (5332, 15935), (6374, 13330), (6665, 12748)]