31190740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222791}}^1$

素因数の和:222807

約数の個数: 24

約数和(自身を含む): 74858112

約数和(自身を除く): 43667372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222791, 445582, 891164, 1113955, 1559537, 2227910, 3119074, 4455820, 6238148, 7797685, 15595370, 31190740]

約数ペア:

[(1, 31190740), (2, 15595370), (4, 7797685), (5, 6238148), (7, 4455820), (10, 3119074), (14, 2227910), (20, 1559537), (28, 1113955), (35, 891164), (70, 445582), (140, 222791)]