145242940

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{12763}}^1$

素因数の和:13341

約数の個数: 24

約数和(自身を含む): 305570160

約数和(自身を除く): 160327220

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 11380, 12763, 25526, 51052, 63815, 127630, 255260, 7262147, 14524294, 29048588, 36310735, 72621470, 145242940]

約数ペア:

[(1, 145242940), (2, 72621470), (4, 36310735), (5, 29048588), (10, 14524294), (20, 7262147), (569, 255260), (1138, 127630), (2276, 63815), (2845, 51052), (5690, 25526), (11380, 12763)]