8365660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 18450432

約数和(自身を除く): 10084772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 131, 155, 206, 262, 310, 412, 515, 524, 620, 655, 1030, 1310, 2060, 2620, 3193, 4061, 6386, 8122, 12772, 13493, 15965, 16244, 20305, 26986, 31930, 40610, 53972, 63860, 67465, 81220, 134930, 269860, 418283, 836566, 1673132, 2091415, 4182830, 8365660]

約数ペア:

[(1, 8365660), (2, 4182830), (4, 2091415), (5, 1673132), (10, 836566), (20, 418283), (31, 269860), (62, 134930), (103, 81220), (124, 67465), (131, 63860), (155, 53972), (206, 40610), (262, 31930), (310, 26986), (412, 20305), (515, 16244), (524, 15965), (620, 13493), (655, 12772), (1030, 8122), (1310, 6386), (2060, 4061), (2620, 3193)]