2818480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{719}}^1$

素因数の和:746

約数の個数: 60

約数和(自身を含む): 7633440

約数和(自身を除く): 4814960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 719, 784, 980, 1438, 1960, 2876, 3595, 3920, 5033, 5752, 7190, 10066, 11504, 14380, 20132, 25165, 28760, 35231, 40264, 50330, 57520, 70462, 80528, 100660, 140924, 176155, 201320, 281848, 352310, 402640, 563696, 704620, 1409240, 2818480]

約数ペア:

[(1, 2818480), (2, 1409240), (4, 704620), (5, 563696), (7, 402640), (8, 352310), (10, 281848), (14, 201320), (16, 176155), (20, 140924), (28, 100660), (35, 80528), (40, 70462), (49, 57520), (56, 50330), (70, 40264), (80, 35231), (98, 28760), (112, 25165), (140, 20132), (196, 14380), (245, 11504), (280, 10066), (392, 7190), (490, 5752), (560, 5033), (719, 3920), (784, 3595), (980, 2876), (1438, 1960)]