64778820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1079647}}^1$

素因数の和:1079659

約数の個数: 24

約数和(自身を含む): 181380864

約数和(自身を除く): 116602044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1079647, 2159294, 3238941, 4318588, 5398235, 6477882, 10796470, 12955764, 16194705, 21592940, 32389410, 64778820]

約数ペア:

[(1, 64778820), (2, 32389410), (3, 21592940), (4, 16194705), (5, 12955764), (6, 10796470), (10, 6477882), (12, 5398235), (15, 4318588), (20, 3238941), (30, 2159294), (60, 1079647)]