947957020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1\times {\mathrm{1549}}^1$

素因数の和:2422

約数の個数: 48

約数和(自身を含む): 2048306400

約数和(自身を除く): 1100349380

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 827, 1549, 1654, 3098, 3308, 4135, 6196, 7745, 8270, 15490, 16540, 30599, 30980, 57313, 61198, 114626, 122396, 152995, 229252, 286565, 305990, 573130, 611980, 1146260, 1281023, 2562046, 5124092, 6405115, 12810230, 25620460, 47397851, 94795702, 189591404, 236989255, 473978510, 947957020]

約数ペア:

[(1, 947957020), (2, 473978510), (4, 236989255), (5, 189591404), (10, 94795702), (20, 47397851), (37, 25620460), (74, 12810230), (148, 6405115), (185, 5124092), (370, 2562046), (740, 1281023), (827, 1146260), (1549, 611980), (1654, 573130), (3098, 305990), (3308, 286565), (4135, 229252), (6196, 152995), (7745, 122396), (8270, 114626), (15490, 61198), (16540, 57313), (30599, 30980)]