28655940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1103}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 80494848

約数和(自身を除く): 51838908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 433, 866, 1103, 1299, 1732, 2165, 2206, 2598, 3309, 4330, 4412, 5196, 5515, 6495, 6618, 8660, 11030, 12990, 13236, 16545, 22060, 25980, 33090, 66180, 477599, 955198, 1432797, 1910396, 2387995, 2865594, 4775990, 5731188, 7163985, 9551980, 14327970, 28655940]

約数ペア:

[(1, 28655940), (2, 14327970), (3, 9551980), (4, 7163985), (5, 5731188), (6, 4775990), (10, 2865594), (12, 2387995), (15, 1910396), (20, 1432797), (30, 955198), (60, 477599), (433, 66180), (866, 33090), (1103, 25980), (1299, 22060), (1732, 16545), (2165, 13236), (2206, 12990), (2598, 11030), (3309, 8660), (4330, 6618), (4412, 6495), (5196, 5515)]