853290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 2340000

約数和(自身を除く): 1486710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 499, 570, 855, 998, 1497, 1710, 2495, 2994, 4491, 4990, 7485, 8982, 9481, 14970, 18962, 22455, 28443, 44910, 47405, 56886, 85329, 94810, 142215, 170658, 284430, 426645, 853290]

約数ペア:

[(1, 853290), (2, 426645), (3, 284430), (5, 170658), (6, 142215), (9, 94810), (10, 85329), (15, 56886), (18, 47405), (19, 44910), (30, 28443), (38, 22455), (45, 18962), (57, 14970), (90, 9481), (95, 8982), (114, 7485), (171, 4990), (190, 4491), (285, 2994), (342, 2495), (499, 1710), (570, 1497), (855, 998)]