30631880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14449}}^1$

素因数の和:14513

約数の個数: 32

約数和(自身を含む): 70227000

約数和(自身を除く): 39595120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 14449, 28898, 57796, 72245, 115592, 144490, 288980, 577960, 765797, 1531594, 3063188, 3828985, 6126376, 7657970, 15315940, 30631880]

約数ペア:

[(1, 30631880), (2, 15315940), (4, 7657970), (5, 6126376), (8, 3828985), (10, 3063188), (20, 1531594), (40, 765797), (53, 577960), (106, 288980), (212, 144490), (265, 115592), (424, 72245), (530, 57796), (1060, 28898), (2120, 14449)]