2562780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 7909776

約数和(自身を除く): 5346996

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 353, 363, 484, 605, 660, 706, 726, 1059, 1210, 1412, 1452, 1765, 1815, 2118, 2420, 3530, 3630, 3883, 4236, 5295, 7060, 7260, 7766, 10590, 11649, 15532, 19415, 21180, 23298, 38830, 42713, 46596, 58245, 77660, 85426, 116490, 128139, 170852, 213565, 232980, 256278, 427130, 512556, 640695, 854260, 1281390, 2562780]

約数ペア:

[(1, 2562780), (2, 1281390), (3, 854260), (4, 640695), (5, 512556), (6, 427130), (10, 256278), (11, 232980), (12, 213565), (15, 170852), (20, 128139), (22, 116490), (30, 85426), (33, 77660), (44, 58245), (55, 46596), (60, 42713), (66, 38830), (110, 23298), (121, 21180), (132, 19415), (165, 15532), (220, 11649), (242, 10590), (330, 7766), (353, 7260), (363, 7060), (484, 5295), (605, 4236), (660, 3883), (706, 3630), (726, 3530), (1059, 2420), (1210, 2118), (1412, 1815), (1452, 1765)]