19231240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68683}}^1$

素因数の和:68701

約数の個数: 32

約数和(自身を含む): 49452480

約数和(自身を除く): 30221240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68683, 137366, 274732, 343415, 480781, 549464, 686830, 961562, 1373660, 1923124, 2403905, 2747320, 3846248, 4807810, 9615620, 19231240]

約数ペア:

[(1, 19231240), (2, 9615620), (4, 4807810), (5, 3846248), (7, 2747320), (8, 2403905), (10, 1923124), (14, 1373660), (20, 961562), (28, 686830), (35, 549464), (40, 480781), (56, 343415), (70, 274732), (140, 137366), (280, 68683)]