31201980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1201}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 87640224

約数和(自身を除く): 56438244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 433, 866, 1201, 1299, 1732, 2165, 2402, 2598, 3603, 4330, 4804, 5196, 6005, 6495, 7206, 8660, 12010, 12990, 14412, 18015, 24020, 25980, 36030, 72060, 520033, 1040066, 1560099, 2080132, 2600165, 3120198, 5200330, 6240396, 7800495, 10400660, 15600990, 31201980]

約数ペア:

[(1, 31201980), (2, 15600990), (3, 10400660), (4, 7800495), (5, 6240396), (6, 5200330), (10, 3120198), (12, 2600165), (15, 2080132), (20, 1560099), (30, 1040066), (60, 520033), (433, 72060), (866, 36030), (1201, 25980), (1299, 24020), (1732, 18015), (2165, 14412), (2402, 12990), (2598, 12010), (3603, 8660), (4330, 7206), (4804, 6495), (5196, 6005)]