72934640

素因数分解:

$2^4\times 5^1\times {\mathrm{911683}}^1$

素因数の和:911696

約数の個数: 20

約数和(自身を含む): 169573224

約数和(自身を除く): 96638584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911683, 1823366, 3646732, 4558415, 7293464, 9116830, 14586928, 18233660, 36467320, 72934640]

約数ペア:

[(1, 72934640), (2, 36467320), (4, 18233660), (5, 14586928), (8, 9116830), (10, 7293464), (16, 4558415), (20, 3646732), (40, 1823366), (80, 911683)]