2354660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 6256320

約数和(自身を除く): 3901660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 139, 140, 154, 220, 242, 278, 308, 385, 484, 556, 605, 695, 770, 847, 973, 1210, 1390, 1529, 1540, 1694, 1946, 2420, 2780, 3058, 3388, 3892, 4235, 4865, 6116, 7645, 8470, 9730, 10703, 15290, 16819, 16940, 19460, 21406, 30580, 33638, 42812, 53515, 67276, 84095, 107030, 117733, 168190, 214060, 235466, 336380, 470932, 588665, 1177330, 2354660]

約数ペア:

[(1, 2354660), (2, 1177330), (4, 588665), (5, 470932), (7, 336380), (10, 235466), (11, 214060), (14, 168190), (20, 117733), (22, 107030), (28, 84095), (35, 67276), (44, 53515), (55, 42812), (70, 33638), (77, 30580), (110, 21406), (121, 19460), (139, 16940), (140, 16819), (154, 15290), (220, 10703), (242, 9730), (278, 8470), (308, 7645), (385, 6116), (484, 4865), (556, 4235), (605, 3892), (695, 3388), (770, 3058), (847, 2780), (973, 2420), (1210, 1946), (1390, 1694), (1529, 1540)]