5257420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 13650336

約数和(自身を除く): 8392916

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 47, 68, 70, 85, 94, 119, 140, 170, 188, 235, 238, 329, 340, 470, 476, 595, 658, 799, 940, 1190, 1316, 1598, 1645, 2209, 2380, 3196, 3290, 3995, 4418, 5593, 6580, 7990, 8836, 11045, 11186, 15463, 15980, 22090, 22372, 27965, 30926, 37553, 44180, 55930, 61852, 75106, 77315, 111860, 150212, 154630, 187765, 262871, 309260, 375530, 525742, 751060, 1051484, 1314355, 2628710, 5257420]

約数ペア:

[(1, 5257420), (2, 2628710), (4, 1314355), (5, 1051484), (7, 751060), (10, 525742), (14, 375530), (17, 309260), (20, 262871), (28, 187765), (34, 154630), (35, 150212), (47, 111860), (68, 77315), (70, 75106), (85, 61852), (94, 55930), (119, 44180), (140, 37553), (170, 30926), (188, 27965), (235, 22372), (238, 22090), (329, 15980), (340, 15463), (470, 11186), (476, 11045), (595, 8836), (658, 7990), (799, 6580), (940, 5593), (1190, 4418), (1316, 3995), (1598, 3290), (1645, 3196), (2209, 2380)]