12849040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2633}}^1$

素因数の和:2707

約数の個数: 40

約数和(自身を含む): 30375288

約数和(自身を除く): 17526248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 2633, 4880, 5266, 10532, 13165, 21064, 26330, 42128, 52660, 105320, 160613, 210640, 321226, 642452, 803065, 1284904, 1606130, 2569808, 3212260, 6424520, 12849040]

約数ペア:

[(1, 12849040), (2, 6424520), (4, 3212260), (5, 2569808), (8, 1606130), (10, 1284904), (16, 803065), (20, 642452), (40, 321226), (61, 210640), (80, 160613), (122, 105320), (244, 52660), (305, 42128), (488, 26330), (610, 21064), (976, 13165), (1220, 10532), (2440, 5266), (2633, 4880)]