40590970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1181}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 83742336

約数和(自身を除く): 43151366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 491, 982, 1181, 2362, 2455, 3437, 4910, 5905, 6874, 8267, 11810, 16534, 17185, 34370, 41335, 82670, 579871, 1159742, 2899355, 4059097, 5798710, 8118194, 20295485, 40590970]

約数ペア:

[(1, 40590970), (2, 20295485), (5, 8118194), (7, 5798710), (10, 4059097), (14, 2899355), (35, 1159742), (70, 579871), (491, 82670), (982, 41335), (1181, 34370), (2362, 17185), (2455, 16534), (3437, 11810), (4910, 8267), (5905, 6874)]