202016020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{246361}}^1$

素因数の和:246411

約数の個数: 24

約数和(自身を含む): 434582568

約数和(自身を除く): 232566548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 246361, 492722, 985444, 1231805, 2463610, 4927220, 10100801, 20201602, 40403204, 50504005, 101008010, 202016020]

約数ペア:

[(1, 202016020), (2, 101008010), (4, 50504005), (5, 40403204), (10, 20201602), (20, 10100801), (41, 4927220), (82, 2463610), (164, 1231805), (205, 985444), (410, 492722), (820, 246361)]