40222840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143653}}^1$

素因数の和:143671

約数の個数: 32

約数和(自身を含む): 103430880

約数和(自身を除く): 63208040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143653, 287306, 574612, 718265, 1005571, 1149224, 1436530, 2011142, 2873060, 4022284, 5027855, 5746120, 8044568, 10055710, 20111420, 40222840]

約数ペア:

[(1, 40222840), (2, 20111420), (4, 10055710), (5, 8044568), (7, 5746120), (8, 5027855), (10, 4022284), (14, 2873060), (20, 2011142), (28, 1436530), (35, 1149224), (40, 1005571), (56, 718265), (70, 574612), (140, 287306), (280, 143653)]