29908660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{78707}}^1$

素因数の和:78735

約数の個数: 24

約数和(自身を含む): 66114720

約数和(自身を除く): 36206060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 78707, 157414, 314828, 393535, 787070, 1495433, 1574140, 2990866, 5981732, 7477165, 14954330, 29908660]

約数ペア:

[(1, 29908660), (2, 14954330), (4, 7477165), (5, 5981732), (10, 2990866), (19, 1574140), (20, 1495433), (38, 787070), (76, 393535), (95, 314828), (190, 157414), (380, 78707)]