12951940

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2069}}^1$

素因数の和:2391

約数の個数: 24

約数和(自身を含む): 27299160

約数和(自身を除く): 14347220

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 2069, 3130, 4138, 6260, 8276, 10345, 20690, 41380, 647597, 1295194, 2590388, 3237985, 6475970, 12951940]

約数ペア:

[(1, 12951940), (2, 6475970), (4, 3237985), (5, 2590388), (10, 1295194), (20, 647597), (313, 41380), (626, 20690), (1252, 10345), (1565, 8276), (2069, 6260), (3130, 4138)]