331350980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{119191}}^1$

素因数の和:119339

約数の個数: 24

約数和(自身を含む): 700848960

約数和(自身を除く): 369497980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 119191, 238382, 476764, 595955, 1191910, 2383820, 16567549, 33135098, 66270196, 82837745, 165675490, 331350980]

約数ペア:

[(1, 331350980), (2, 165675490), (4, 82837745), (5, 66270196), (10, 33135098), (20, 16567549), (139, 2383820), (278, 1191910), (556, 595955), (695, 476764), (1390, 238382), (2780, 119191)]