12528980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32971}}^1$

素因数の和:32999

約数の個数: 24

約数和(自身を含む): 27696480

約数和(自身を除く): 15167500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 32971, 65942, 131884, 164855, 329710, 626449, 659420, 1252898, 2505796, 3132245, 6264490, 12528980]

約数ペア:

[(1, 12528980), (2, 6264490), (4, 3132245), (5, 2505796), (10, 1252898), (19, 659420), (20, 626449), (38, 329710), (76, 164855), (95, 131884), (190, 65942), (380, 32971)]