28442360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 68454720

約数和(自身を除く): 40012360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 151, 170, 277, 302, 340, 554, 604, 680, 755, 1108, 1208, 1385, 1510, 2216, 2567, 2770, 3020, 4709, 5134, 5540, 6040, 9418, 10268, 11080, 12835, 18836, 20536, 23545, 25670, 37672, 41827, 47090, 51340, 83654, 94180, 102680, 167308, 188360, 209135, 334616, 418270, 711059, 836540, 1422118, 1673080, 2844236, 3555295, 5688472, 7110590, 14221180, 28442360]

約数ペア:

[(1, 28442360), (2, 14221180), (4, 7110590), (5, 5688472), (8, 3555295), (10, 2844236), (17, 1673080), (20, 1422118), (34, 836540), (40, 711059), (68, 418270), (85, 334616), (136, 209135), (151, 188360), (170, 167308), (277, 102680), (302, 94180), (340, 83654), (554, 51340), (604, 47090), (680, 41827), (755, 37672), (1108, 25670), (1208, 23545), (1385, 20536), (1510, 18836), (2216, 12835), (2567, 11080), (2770, 10268), (3020, 9418), (4709, 6040), (5134, 5540)]