28608520

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2441}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 64615320

約数和(自身を除く): 36006800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2441, 2930, 4882, 5860, 9764, 11720, 12205, 19528, 24410, 48820, 97640, 715213, 1430426, 2860852, 3576065, 5721704, 7152130, 14304260, 28608520]

約数ペア:

[(1, 28608520), (2, 14304260), (4, 7152130), (5, 5721704), (8, 3576065), (10, 2860852), (20, 1430426), (40, 715213), (293, 97640), (586, 48820), (1172, 24410), (1465, 19528), (2344, 12205), (2441, 11720), (2930, 9764), (4882, 5860)]