42266020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68171}}^1$

素因数の和:68211

約数の個数: 24

約数和(自身を含む): 91623168

約数和(自身を除く): 49357148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 68171, 136342, 272684, 340855, 681710, 1363420, 2113301, 4226602, 8453204, 10566505, 21133010, 42266020]

約数ペア:

[(1, 42266020), (2, 21133010), (4, 10566505), (5, 8453204), (10, 4226602), (20, 2113301), (31, 1363420), (62, 681710), (124, 340855), (155, 272684), (310, 136342), (620, 68171)]