31691740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{5483}}^1$

素因数の和:5526

約数の個数: 36

約数和(自身を含む): 70710696

約数和(自身を除く): 39018956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5483, 5780, 10966, 21932, 27415, 54830, 93211, 109660, 186422, 372844, 466055, 932110, 1584587, 1864220, 3169174, 6338348, 7922935, 15845870, 31691740]

約数ペア:

[(1, 31691740), (2, 15845870), (4, 7922935), (5, 6338348), (10, 3169174), (17, 1864220), (20, 1584587), (34, 932110), (68, 466055), (85, 372844), (170, 186422), (289, 109660), (340, 93211), (578, 54830), (1156, 27415), (1445, 21932), (2890, 10966), (5483, 5780)]