40179580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2633}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 97352640

約数和(自身を除く): 57173060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 2633, 3052, 3815, 5266, 7630, 10532, 13165, 15260, 18431, 26330, 36862, 52660, 73724, 92155, 184310, 286997, 368620, 573994, 1147988, 1434985, 2008979, 2869970, 4017958, 5739940, 8035916, 10044895, 20089790, 40179580]

約数ペア:

[(1, 40179580), (2, 20089790), (4, 10044895), (5, 8035916), (7, 5739940), (10, 4017958), (14, 2869970), (20, 2008979), (28, 1434985), (35, 1147988), (70, 573994), (109, 368620), (140, 286997), (218, 184310), (436, 92155), (545, 73724), (763, 52660), (1090, 36862), (1526, 26330), (2180, 18431), (2633, 15260), (3052, 13165), (3815, 10532), (5266, 7630)]