55723220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{398023}}^1$

素因数の和:398039

約数の個数: 24

約数和(自身を含む): 133736064

約数和(自身を除く): 78012844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 398023, 796046, 1592092, 1990115, 2786161, 3980230, 5572322, 7960460, 11144644, 13930805, 27861610, 55723220]

約数ペア:

[(1, 55723220), (2, 27861610), (4, 13930805), (5, 11144644), (7, 7960460), (10, 5572322), (14, 3980230), (20, 2786161), (28, 1990115), (35, 1592092), (70, 796046), (140, 398023)]