4320220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11369}}^1$

素因数の和:11397

約数の個数: 24

約数和(自身を含む): 9550800

約数和(自身を除く): 5230580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 11369, 22738, 45476, 56845, 113690, 216011, 227380, 432022, 864044, 1080055, 2160110, 4320220]

約数ペア:

[(1, 4320220), (2, 2160110), (4, 1080055), (5, 864044), (10, 432022), (19, 227380), (20, 216011), (38, 113690), (76, 56845), (95, 45476), (190, 22738), (380, 11369)]