20138561360

素因数分解:

$2^4\times 5^1\times {\mathrm{251732017}}^1$

素因数の和:251732030

約数の個数: 20

約数和(自身を含む): 46822155348

約数和(自身を除く): 26683593988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251732017, 503464034, 1006928068, 1258660085, 2013856136, 2517320170, 4027712272, 5034640340, 10069280680, 20138561360]

約数ペア:

[(1, 20138561360), (2, 10069280680), (4, 5034640340), (5, 4027712272), (8, 2517320170), (10, 2013856136), (16, 1258660085), (20, 1006928068), (40, 503464034), (80, 251732017)]