156562420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1118303}}^1$

素因数の和:1118319

約数の個数: 24

約数和(自身を含む): 375750144

約数和(自身を除く): 219187724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1118303, 2236606, 4473212, 5591515, 7828121, 11183030, 15656242, 22366060, 31312484, 39140605, 78281210, 156562420]

約数ペア:

[(1, 156562420), (2, 78281210), (4, 39140605), (5, 31312484), (7, 22366060), (10, 15656242), (14, 11183030), (20, 7828121), (28, 5591515), (35, 4473212), (70, 2236606), (140, 1118303)]