29121260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{208009}}^1$

素因数の和:208025

約数の個数: 24

約数和(自身を含む): 69891360

約数和(自身を除く): 40770100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 208009, 416018, 832036, 1040045, 1456063, 2080090, 2912126, 4160180, 5824252, 7280315, 14560630, 29121260]

約数ペア:

[(1, 29121260), (2, 14560630), (4, 7280315), (5, 5824252), (7, 4160180), (10, 2912126), (14, 2080090), (20, 1456063), (28, 1040045), (35, 832036), (70, 416018), (140, 208009)]