31197460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222839}}^1$

素因数の和:222855

約数の個数: 24

約数和(自身を含む): 74874240

約数和(自身を除く): 43676780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222839, 445678, 891356, 1114195, 1559873, 2228390, 3119746, 4456780, 6239492, 7799365, 15598730, 31197460]

約数ペア:

[(1, 31197460), (2, 15598730), (4, 7799365), (5, 6239492), (7, 4456780), (10, 3119746), (14, 2228390), (20, 1559873), (28, 1114195), (35, 891356), (70, 445678), (140, 222839)]