20709370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2579}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 41238720

約数和(自身を除く): 20529350

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 2579, 4015, 5158, 8030, 12895, 25790, 28369, 56738, 141845, 188267, 283690, 376534, 941335, 1882670, 2070937, 4141874, 10354685, 20709370]

約数ペア:

[(1, 20709370), (2, 10354685), (5, 4141874), (10, 2070937), (11, 1882670), (22, 941335), (55, 376534), (73, 283690), (110, 188267), (146, 141845), (365, 56738), (730, 28369), (803, 25790), (1606, 12895), (2579, 8030), (4015, 5158)]