28600020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{52963}}^1$

素因数の和:52981

約数の個数: 48

約数和(自身を含む): 88979520

約数和(自身を除く): 60379500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 52963, 105926, 158889, 211852, 264815, 317778, 476667, 529630, 635556, 794445, 953334, 1059260, 1430001, 1588890, 1906668, 2383335, 2860002, 3177780, 4766670, 5720004, 7150005, 9533340, 14300010, 28600020]

約数ペア:

[(1, 28600020), (2, 14300010), (3, 9533340), (4, 7150005), (5, 5720004), (6, 4766670), (9, 3177780), (10, 2860002), (12, 2383335), (15, 1906668), (18, 1588890), (20, 1430001), (27, 1059260), (30, 953334), (36, 794445), (45, 635556), (54, 529630), (60, 476667), (90, 317778), (108, 264815), (135, 211852), (180, 158889), (270, 105926), (540, 52963)]