72950320

素因数分解:

$2^4\times 5^1\times {\mathrm{911879}}^1$

素因数の和:911892

約数の個数: 20

約数和(自身を含む): 169609680

約数和(自身を除く): 96659360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911879, 1823758, 3647516, 4559395, 7295032, 9118790, 14590064, 18237580, 36475160, 72950320]

約数ペア:

[(1, 72950320), (2, 36475160), (4, 18237580), (5, 14590064), (8, 9118790), (10, 7295032), (16, 4559395), (20, 3647516), (40, 1823758), (80, 911879)]