20769950210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29253451}}^1$

素因数の和:29253529

約数の個数: 16

約数和(自身を含む): 37912473792

約数和(自身を除く): 17142523582

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 29253451, 58506902, 146267255, 292534510, 2076995021, 4153990042, 10384975105, 20769950210]

約数ペア:

[(1, 20769950210), (2, 10384975105), (5, 4153990042), (10, 2076995021), (71, 292534510), (142, 146267255), (355, 58506902), (710, 29253451)]