538674220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3847673}}^1$

素因数の和:3847689

約数の個数: 24

約数和(自身を含む): 1292818464

約数和(自身を除く): 754144244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3847673, 7695346, 15390692, 19238365, 26933711, 38476730, 53867422, 76953460, 107734844, 134668555, 269337110, 538674220]

約数ペア:

[(1, 538674220), (2, 269337110), (4, 134668555), (5, 107734844), (7, 76953460), (10, 53867422), (14, 38476730), (20, 26933711), (28, 19238365), (35, 15390692), (70, 7695346), (140, 3847673)]