7857420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{130957}}^1$

素因数の和:130969

約数の個数: 24

約数和(自身を含む): 22000944

約数和(自身を除く): 14143524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 130957, 261914, 392871, 523828, 654785, 785742, 1309570, 1571484, 1964355, 2619140, 3928710, 7857420]

約数ペア:

[(1, 7857420), (2, 3928710), (3, 2619140), (4, 1964355), (5, 1571484), (6, 1309570), (10, 785742), (12, 654785), (15, 523828), (20, 392871), (30, 261914), (60, 130957)]