86105980

素因数分解:

$2^2\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{2543}}^1$

素因数の和:4245

約数の個数: 24

約数和(自身を含む): 181000512

約数和(自身を除く): 94894532

約数列:

[1, 2, 4, 5, 10, 20, 1693, 2543, 3386, 5086, 6772, 8465, 10172, 12715, 16930, 25430, 33860, 50860, 4305299, 8610598, 17221196, 21526495, 43052990, 86105980]

約数ペア:

[(1, 86105980), (2, 43052990), (4, 21526495), (5, 17221196), (10, 8610598), (20, 4305299), (1693, 50860), (2543, 33860), (3386, 25430), (5086, 16930), (6772, 12715), (8465, 10172)]