2007788410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{18979}}^1$

素因数の和:19206

約数の個数: 32

約数和(自身を含む): 3689712000

約数和(自身を除く): 1681923590

約数列:

[1, 2, 5, 10, 71, 142, 149, 298, 355, 710, 745, 1490, 10579, 18979, 21158, 37958, 52895, 94895, 105790, 189790, 1347509, 2695018, 2827871, 5655742, 6737545, 13475090, 14139355, 28278710, 200778841, 401557682, 1003894205, 2007788410]

約数ペア:

[(1, 2007788410), (2, 1003894205), (5, 401557682), (10, 200778841), (71, 28278710), (142, 14139355), (149, 13475090), (298, 6737545), (355, 5655742), (710, 2827871), (745, 2695018), (1490, 1347509), (10579, 189790), (18979, 105790), (21158, 94895), (37958, 52895)]