15691152080

素因数分解:

$2^4\times 5^1\times {\mathrm{196139401}}^1$

素因数の和:196139414

約数の個数: 20

約数和(自身を含む): 36481928772

約数和(自身を除く): 20790776692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196139401, 392278802, 784557604, 980697005, 1569115208, 1961394010, 3138230416, 3922788020, 7845576040, 15691152080]

約数ペア:

[(1, 15691152080), (2, 7845576040), (4, 3922788020), (5, 3138230416), (8, 1961394010), (10, 1569115208), (16, 980697005), (20, 784557604), (40, 392278802), (80, 196139401)]