4219420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1867}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 8943984

約数和(自身を除く): 4724564

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 1867, 2260, 3734, 7468, 9335, 18670, 37340, 210971, 421942, 843884, 1054855, 2109710, 4219420]

約数ペア:

[(1, 4219420), (2, 2109710), (4, 1054855), (5, 843884), (10, 421942), (20, 210971), (113, 37340), (226, 18670), (452, 9335), (565, 7468), (1130, 3734), (1867, 2260)]