156934640

素因数分解:

$2^4\times 5^1\times {\mathrm{1961683}}^1$

素因数の和:1961696

約数の個数: 20

約数和(自身を含む): 364873224

約数和(自身を除く): 207938584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961683, 3923366, 7846732, 9808415, 15693464, 19616830, 31386928, 39233660, 78467320, 156934640]

約数ペア:

[(1, 156934640), (2, 78467320), (4, 39233660), (5, 31386928), (8, 19616830), (10, 15693464), (16, 9808415), (20, 7846732), (40, 3923366), (80, 1961683)]