7212080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5303}}^1$

素因数の和:5333

約数の個数: 40

約数和(自身を含む): 17757792

約数和(自身を除く): 10545712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 5303, 10606, 21212, 26515, 42424, 53030, 84848, 90151, 106060, 180302, 212120, 360604, 424240, 450755, 721208, 901510, 1442416, 1803020, 3606040, 7212080]

約数ペア:

[(1, 7212080), (2, 3606040), (4, 1803020), (5, 1442416), (8, 901510), (10, 721208), (16, 450755), (17, 424240), (20, 360604), (34, 212120), (40, 180302), (68, 106060), (80, 90151), (85, 84848), (136, 53030), (170, 42424), (272, 26515), (340, 21212), (680, 10606), (1360, 5303)]