74707960

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18133}}^1$

素因数の和:18247

約数の個数: 32

約数和(自身を含む): 169734240

約数和(自身を除く): 95026280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 18133, 36266, 72532, 90665, 145064, 181330, 362660, 725320, 1867699, 3735398, 7470796, 9338495, 14941592, 18676990, 37353980, 74707960]

約数ペア:

[(1, 74707960), (2, 37353980), (4, 18676990), (5, 14941592), (8, 9338495), (10, 7470796), (20, 3735398), (40, 1867699), (103, 725320), (206, 362660), (412, 181330), (515, 145064), (824, 90665), (1030, 72532), (2060, 36266), (4120, 18133)]