28549160

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1093}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 64392840

約数和(自身を除く): 35843680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1093, 1306, 2186, 2612, 3265, 4372, 5224, 5465, 6530, 8744, 10930, 13060, 21860, 26120, 43720, 713729, 1427458, 2854916, 3568645, 5709832, 7137290, 14274580, 28549160]

約数ペア:

[(1, 28549160), (2, 14274580), (4, 7137290), (5, 5709832), (8, 3568645), (10, 2854916), (20, 1427458), (40, 713729), (653, 43720), (1093, 26120), (1306, 21860), (2186, 13060), (2612, 10930), (3265, 8744), (4372, 6530), (5224, 5465)]