84217420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12799}}^1$

素因数の和:12862

約数の個数: 48

約数和(自身を含む): 206438400

約数和(自身を除く): 122220980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 12799, 25598, 51196, 63995, 89593, 127990, 179186, 255980, 358372, 447965, 601553, 895930, 1203106, 1791860, 2406212, 3007765, 4210871, 6015530, 8421742, 12031060, 16843484, 21054355, 42108710, 84217420]

約数ペア:

[(1, 84217420), (2, 42108710), (4, 21054355), (5, 16843484), (7, 12031060), (10, 8421742), (14, 6015530), (20, 4210871), (28, 3007765), (35, 2406212), (47, 1791860), (70, 1203106), (94, 895930), (140, 601553), (188, 447965), (235, 358372), (329, 255980), (470, 179186), (658, 127990), (940, 89593), (1316, 63995), (1645, 51196), (3290, 25598), (6580, 12799)]