27731980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44729}}^1$

素因数の和:44769

約数の個数: 24

約数和(自身を含む): 60117120

約数和(自身を除く): 32385140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 44729, 89458, 178916, 223645, 447290, 894580, 1386599, 2773198, 5546396, 6932995, 13865990, 27731980]

約数ペア:

[(1, 27731980), (2, 13865990), (4, 6932995), (5, 5546396), (10, 2773198), (20, 1386599), (31, 894580), (62, 447290), (124, 223645), (155, 178916), (310, 89458), (620, 44729)]