118975280

素因数分解:

$2^4\times 5^1\times {\mathrm{1487191}}^1$

素因数の和:1487204

約数の個数: 20

約数和(自身を含む): 276617712

約数和(自身を除く): 157642432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1487191, 2974382, 5948764, 7435955, 11897528, 14871910, 23795056, 29743820, 59487640, 118975280]

約数ペア:

[(1, 118975280), (2, 59487640), (4, 29743820), (5, 23795056), (8, 14871910), (10, 11897528), (16, 7435955), (20, 5948764), (40, 2974382), (80, 1487191)]