2017382820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{908731}}^1$

素因数の和:908780

約数の個数: 48

約数和(自身を含む): 5801345088

約数和(自身を除く): 3783962268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 908731, 1817462, 2726193, 3634924, 4543655, 5452386, 9087310, 10904772, 13630965, 18174620, 27261930, 33623047, 54523860, 67246094, 100869141, 134492188, 168115235, 201738282, 336230470, 403476564, 504345705, 672460940, 1008691410, 2017382820]

約数ペア:

[(1, 2017382820), (2, 1008691410), (3, 672460940), (4, 504345705), (5, 403476564), (6, 336230470), (10, 201738282), (12, 168115235), (15, 134492188), (20, 100869141), (30, 67246094), (37, 54523860), (60, 33623047), (74, 27261930), (111, 18174620), (148, 13630965), (185, 10904772), (222, 9087310), (370, 5452386), (444, 4543655), (555, 3634924), (740, 2726193), (1110, 1817462), (2220, 908731)]