642016060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4585829}}^1$

素因数の和:4585845

約数の個数: 24

約数和(自身を含む): 1540838880

約数和(自身を除く): 898822820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4585829, 9171658, 18343316, 22929145, 32100803, 45858290, 64201606, 91716580, 128403212, 160504015, 321008030, 642016060]

約数ペア:

[(1, 642016060), (2, 321008030), (4, 160504015), (5, 128403212), (7, 91716580), (10, 64201606), (14, 45858290), (20, 32100803), (28, 22929145), (35, 18343316), (70, 9171658), (140, 4585829)]