64263220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{459023}}^1$

素因数の和:459039

約数の個数: 24

約数和(自身を含む): 154232064

約数和(自身を除く): 89968844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 459023, 918046, 1836092, 2295115, 3213161, 4590230, 6426322, 9180460, 12852644, 16065805, 32131610, 64263220]

約数ペア:

[(1, 64263220), (2, 32131610), (4, 16065805), (5, 12852644), (7, 9180460), (10, 6426322), (14, 4590230), (20, 3213161), (28, 2295115), (35, 1836092), (70, 918046), (140, 459023)]