2015690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 3919104

約数和(自身を除く): 1903414

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 167, 170, 334, 355, 710, 835, 1207, 1670, 2414, 2839, 5678, 6035, 11857, 12070, 14195, 23714, 28390, 59285, 118570, 201569, 403138, 1007845, 2015690]

約数ペア:

[(1, 2015690), (2, 1007845), (5, 403138), (10, 201569), (17, 118570), (34, 59285), (71, 28390), (85, 23714), (142, 14195), (167, 12070), (170, 11857), (334, 6035), (355, 5678), (710, 2839), (835, 2414), (1207, 1670)]