4264720

素因数分解:

$2^4\times 5^1\times {\mathrm{53309}}^1$

素因数の和:53322

約数の個数: 20

約数和(自身を含む): 9915660

約数和(自身を除く): 5650940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53309, 106618, 213236, 266545, 426472, 533090, 852944, 1066180, 2132360, 4264720]

約数ペア:

[(1, 4264720), (2, 2132360), (4, 1066180), (5, 852944), (8, 533090), (10, 426472), (16, 266545), (20, 213236), (40, 106618), (80, 53309)]