27744220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{198173}}^1$

素因数の和:198189

約数の個数: 24

約数和(自身を含む): 66586464

約数和(自身を除く): 38842244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 198173, 396346, 792692, 990865, 1387211, 1981730, 2774422, 3963460, 5548844, 6936055, 13872110, 27744220]

約数ペア:

[(1, 27744220), (2, 13872110), (4, 6936055), (5, 5548844), (7, 3963460), (10, 2774422), (14, 1981730), (20, 1387211), (28, 990865), (35, 792692), (70, 396346), (140, 198173)]