2418640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{617}}^1$

素因数の和:644

約数の個数: 60

約数和(自身を含む): 6552036

約数和(自身を除く): 4133396

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, 617, 784, 980, 1234, 1960, 2468, 3085, 3920, 4319, 4936, 6170, 8638, 9872, 12340, 17276, 21595, 24680, 30233, 34552, 43190, 49360, 60466, 69104, 86380, 120932, 151165, 172760, 241864, 302330, 345520, 483728, 604660, 1209320, 2418640]

約数ペア:

[(1, 2418640), (2, 1209320), (4, 604660), (5, 483728), (7, 345520), (8, 302330), (10, 241864), (14, 172760), (16, 151165), (20, 120932), (28, 86380), (35, 69104), (40, 60466), (49, 49360), (56, 43190), (70, 34552), (80, 30233), (98, 24680), (112, 21595), (140, 17276), (196, 12340), (245, 9872), (280, 8638), (392, 6170), (490, 4936), (560, 4319), (617, 3920), (784, 3085), (980, 2468), (1234, 1960)]