2040394805

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{18481}}^1$

素因数の和:18868

約数の個数: 16

約数和(自身を含む): 2491077888

約数和(自身を除く): 450683083

約数列:

[1, 5, 71, 311, 355, 1555, 18481, 22081, 92405, 110405, 1312151, 5747591, 6560755, 28737955, 408078961, 2040394805]

約数ペア:

[(1, 2040394805), (5, 408078961), (71, 28737955), (311, 6560755), (355, 5747591), (1555, 1312151), (18481, 110405), (22081, 92405)]