142202120

素因数分解:

$2^3\times 5^1\times {\mathrm{3555053}}^1$

素因数の和:3555064

約数の個数: 16

約数和(自身を含む): 319954860

約数和(自身を除く): 177752740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3555053, 7110106, 14220212, 17775265, 28440424, 35550530, 71101060, 142202120]

約数ペア:

[(1, 142202120), (2, 71101060), (4, 35550530), (5, 28440424), (8, 17775265), (10, 14220212), (20, 7110106), (40, 3555053)]