31524980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14461}}^1$

素因数の和:14579

約数の個数: 24

約数和(自身を含む): 66814440

約数和(自身を除く): 35289460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 14461, 28922, 57844, 72305, 144610, 289220, 1576249, 3152498, 6304996, 7881245, 15762490, 31524980]

約数ペア:

[(1, 31524980), (2, 15762490), (4, 7881245), (5, 6304996), (10, 3152498), (20, 1576249), (109, 289220), (218, 144610), (436, 72305), (545, 57844), (1090, 28922), (2180, 14461)]