27490020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26951}}^1$

素因数の和:26980

約数の個数: 48

約数和(自身を含む): 81502848

約数和(自身を除く): 54012828

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, 26951, 53902, 80853, 107804, 134755, 161706, 269510, 323412, 404265, 458167, 539020, 808530, 916334, 1374501, 1617060, 1832668, 2290835, 2749002, 4581670, 5498004, 6872505, 9163340, 13745010, 27490020]

約数ペア:

[(1, 27490020), (2, 13745010), (3, 9163340), (4, 6872505), (5, 5498004), (6, 4581670), (10, 2749002), (12, 2290835), (15, 1832668), (17, 1617060), (20, 1374501), (30, 916334), (34, 808530), (51, 539020), (60, 458167), (68, 404265), (85, 323412), (102, 269510), (170, 161706), (204, 134755), (255, 107804), (340, 80853), (510, 53902), (1020, 26951)]