2029152080

素因数分解:

$2^4\times 5^1\times {\mathrm{25364401}}^1$

素因数の和:25364414

約数の個数: 20

約数和(自身を含む): 4717778772

約数和(自身を除く): 2688626692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25364401, 50728802, 101457604, 126822005, 202915208, 253644010, 405830416, 507288020, 1014576040, 2029152080]

約数ペア:

[(1, 2029152080), (2, 1014576040), (4, 507288020), (5, 405830416), (8, 253644010), (10, 202915208), (16, 126822005), (20, 101457604), (40, 50728802), (80, 25364401)]