42112460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{161971}}^1$

素因数の和:161993

約数の個数: 24

約数和(自身を含む): 95239536

約数和(自身を除く): 53127076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 161971, 323942, 647884, 809855, 1619710, 2105623, 3239420, 4211246, 8422492, 10528115, 21056230, 42112460]

約数ペア:

[(1, 42112460), (2, 21056230), (4, 10528115), (5, 8422492), (10, 4211246), (13, 3239420), (20, 2105623), (26, 1619710), (52, 809855), (65, 647884), (130, 323942), (260, 161971)]