86262820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21247}}^1$

素因数の和:21292

約数の個数: 48

約数和(自身を含む): 214179840

約数和(自身を除く): 127917020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 21247, 42494, 84988, 106235, 148729, 212470, 297458, 424940, 594916, 616163, 743645, 1232326, 1487290, 2464652, 2974580, 3080815, 4313141, 6161630, 8626282, 12323260, 17252564, 21565705, 43131410, 86262820]

約数ペア:

[(1, 86262820), (2, 43131410), (4, 21565705), (5, 17252564), (7, 12323260), (10, 8626282), (14, 6161630), (20, 4313141), (28, 3080815), (29, 2974580), (35, 2464652), (58, 1487290), (70, 1232326), (116, 743645), (140, 616163), (145, 594916), (203, 424940), (290, 297458), (406, 212470), (580, 148729), (812, 106235), (1015, 84988), (2030, 42494), (4060, 21247)]