2801790

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{1153}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 7561008

約数和(自身を除く): 4759218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1153, 1215, 2306, 2430, 3459, 5765, 6918, 10377, 11530, 17295, 20754, 31131, 34590, 51885, 62262, 93393, 103770, 155655, 186786, 280179, 311310, 466965, 560358, 933930, 1400895, 2801790]

約数ペア:

[(1, 2801790), (2, 1400895), (3, 933930), (5, 560358), (6, 466965), (9, 311310), (10, 280179), (15, 186786), (18, 155655), (27, 103770), (30, 93393), (45, 62262), (54, 51885), (81, 34590), (90, 31131), (135, 20754), (162, 17295), (243, 11530), (270, 10377), (405, 6918), (486, 5765), (810, 3459), (1153, 2430), (1215, 2306)]