129830420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{341659}}^1$

素因数の和:341687

約数の個数: 24

約数和(自身を含む): 286994400

約数和(自身を除く): 157163980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 341659, 683318, 1366636, 1708295, 3416590, 6491521, 6833180, 12983042, 25966084, 32457605, 64915210, 129830420]

約数ペア:

[(1, 129830420), (2, 64915210), (4, 32457605), (5, 25966084), (10, 12983042), (19, 6833180), (20, 6491521), (38, 3416590), (76, 1708295), (95, 1366636), (190, 683318), (380, 341659)]