340952020

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{13649}}^1$

素因数の和:14907

約数の個数: 24

約数和(自身を含む): 716625000

約数和(自身を除く): 375672980

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 4996, 6245, 12490, 13649, 24980, 27298, 54596, 68245, 136490, 272980, 17047601, 34095202, 68190404, 85238005, 170476010, 340952020]

約数ペア:

[(1, 340952020), (2, 170476010), (4, 85238005), (5, 68190404), (10, 34095202), (20, 17047601), (1249, 272980), (2498, 136490), (4996, 68245), (6245, 54596), (12490, 27298), (13649, 24980)]