31969180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{5531}}^1$

素因数の和:5574

約数の個数: 36

約数和(自身を含む): 71329608

約数和(自身を除く): 39360428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5531, 5780, 11062, 22124, 27655, 55310, 94027, 110620, 188054, 376108, 470135, 940270, 1598459, 1880540, 3196918, 6393836, 7992295, 15984590, 31969180]

約数ペア:

[(1, 31969180), (2, 15984590), (4, 7992295), (5, 6393836), (10, 3196918), (17, 1880540), (20, 1598459), (34, 940270), (68, 470135), (85, 376108), (170, 188054), (289, 110620), (340, 94027), (578, 55310), (1156, 27655), (1445, 22124), (2890, 11062), (5531, 5780)]