1812540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 5376672

約数和(自身を除く): 3564132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1777, 3554, 5331, 7108, 8885, 10662, 17770, 21324, 26655, 30209, 35540, 53310, 60418, 90627, 106620, 120836, 151045, 181254, 302090, 362508, 453135, 604180, 906270, 1812540]

約数ペア:

[(1, 1812540), (2, 906270), (3, 604180), (4, 453135), (5, 362508), (6, 302090), (10, 181254), (12, 151045), (15, 120836), (17, 106620), (20, 90627), (30, 60418), (34, 53310), (51, 35540), (60, 30209), (68, 26655), (85, 21324), (102, 17770), (170, 10662), (204, 8885), (255, 7108), (340, 5331), (510, 3554), (1020, 1777)]