31289510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2269}}^1$

素因数の和:2480

約数の個数: 32

約数和(自身を含む): 64722240

約数和(自身を除く): 33432730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2269, 2758, 4538, 6895, 11345, 13790, 15883, 22690, 31766, 79415, 158830, 446993, 893986, 2234965, 3128951, 4469930, 6257902, 15644755, 31289510]

約数ペア:

[(1, 31289510), (2, 15644755), (5, 6257902), (7, 4469930), (10, 3128951), (14, 2234965), (35, 893986), (70, 446993), (197, 158830), (394, 79415), (985, 31766), (1379, 22690), (1970, 15883), (2269, 13790), (2758, 11345), (4538, 6895)]