10260920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3613}}^1$

素因数の和:3695

約数の個数: 32

約数和(自身を含む): 23418720

約数和(自身を除く): 13157800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3613, 7226, 14452, 18065, 28904, 36130, 72260, 144520, 256523, 513046, 1026092, 1282615, 2052184, 2565230, 5130460, 10260920]

約数ペア:

[(1, 10260920), (2, 5130460), (4, 2565230), (5, 2052184), (8, 1282615), (10, 1026092), (20, 513046), (40, 256523), (71, 144520), (142, 72260), (284, 36130), (355, 28904), (568, 18065), (710, 14452), (1420, 7226), (2840, 3613)]