2214520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 6220800

約数和(自身を除く): 4006280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 719, 770, 1438, 1540, 2876, 3080, 3595, 5033, 5752, 7190, 7909, 10066, 14380, 15818, 20132, 25165, 28760, 31636, 39545, 40264, 50330, 55363, 63272, 79090, 100660, 110726, 158180, 201320, 221452, 276815, 316360, 442904, 553630, 1107260, 2214520]

約数ペア:

[(1, 2214520), (2, 1107260), (4, 553630), (5, 442904), (7, 316360), (8, 276815), (10, 221452), (11, 201320), (14, 158180), (20, 110726), (22, 100660), (28, 79090), (35, 63272), (40, 55363), (44, 50330), (55, 40264), (56, 39545), (70, 31636), (77, 28760), (88, 25165), (110, 20132), (140, 15818), (154, 14380), (220, 10066), (280, 7909), (308, 7190), (385, 5752), (440, 5033), (616, 3595), (719, 3080), (770, 2876), (1438, 1540)]