2648260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7789}}^1$

素因数の和:7815

約数の個数: 24

約数和(自身を含む): 5889240

約数和(自身を除く): 3240980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7789, 15578, 31156, 38945, 77890, 132413, 155780, 264826, 529652, 662065, 1324130, 2648260]

約数ペア:

[(1, 2648260), (2, 1324130), (4, 662065), (5, 529652), (10, 264826), (17, 155780), (20, 132413), (34, 77890), (68, 38945), (85, 31156), (170, 15578), (340, 7789)]