7910980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{467}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 20913984

約数和(自身を除く): 13003004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 467, 484, 605, 770, 847, 934, 1210, 1540, 1694, 1868, 2335, 2420, 3269, 3388, 4235, 4670, 5137, 6538, 8470, 9340, 10274, 13076, 16345, 16940, 20548, 25685, 32690, 35959, 51370, 56507, 65380, 71918, 102740, 113014, 143836, 179795, 226028, 282535, 359590, 395549, 565070, 719180, 791098, 1130140, 1582196, 1977745, 3955490, 7910980]

約数ペア:

[(1, 7910980), (2, 3955490), (4, 1977745), (5, 1582196), (7, 1130140), (10, 791098), (11, 719180), (14, 565070), (20, 395549), (22, 359590), (28, 282535), (35, 226028), (44, 179795), (55, 143836), (70, 113014), (77, 102740), (110, 71918), (121, 65380), (140, 56507), (154, 51370), (220, 35959), (242, 32690), (308, 25685), (385, 20548), (467, 16940), (484, 16345), (605, 13076), (770, 10274), (847, 9340), (934, 8470), (1210, 6538), (1540, 5137), (1694, 4670), (1868, 4235), (2335, 3388), (2420, 3269)]