30712540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 69031872

約数和(自身を除く): 38319332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 515, 877, 1030, 1751, 1754, 2060, 3502, 3508, 4385, 7004, 8755, 8770, 14909, 17510, 17540, 29818, 35020, 59636, 74545, 90331, 149090, 180662, 298180, 361324, 451655, 903310, 1535627, 1806620, 3071254, 6142508, 7678135, 15356270, 30712540]

約数ペア:

[(1, 30712540), (2, 15356270), (4, 7678135), (5, 6142508), (10, 3071254), (17, 1806620), (20, 1535627), (34, 903310), (68, 451655), (85, 361324), (103, 298180), (170, 180662), (206, 149090), (340, 90331), (412, 74545), (515, 59636), (877, 35020), (1030, 29818), (1751, 17540), (1754, 17510), (2060, 14909), (3502, 8770), (3508, 8755), (4385, 7004)]