280196428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{27611}}^1$

素因数の和:27717

約数の個数: 24

約数和(自身を含む): 510269760

約数和(自身を除く): 230073332

約数列:

[1, 2, 4, 43, 59, 86, 118, 172, 236, 2537, 5074, 10148, 27611, 55222, 110444, 1187273, 1629049, 2374546, 3258098, 4749092, 6516196, 70049107, 140098214, 280196428]

約数ペア:

[(1, 280196428), (2, 140098214), (4, 70049107), (43, 6516196), (59, 4749092), (86, 3258098), (118, 2374546), (172, 1629049), (236, 1187273), (2537, 110444), (5074, 55222), (10148, 27611)]