2013556040

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{445477}}^1$

素因数の和:445601

約数の個数: 32

約数和(自身を含む): 4570604280

約数和(自身を除く): 2557048240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 445477, 890954, 1781908, 2227385, 3563816, 4454770, 8909540, 17819080, 50338901, 100677802, 201355604, 251694505, 402711208, 503389010, 1006778020, 2013556040]

約数ペア:

[(1, 2013556040), (2, 1006778020), (4, 503389010), (5, 402711208), (8, 251694505), (10, 201355604), (20, 100677802), (40, 50338901), (113, 17819080), (226, 8909540), (452, 4454770), (565, 3563816), (904, 2227385), (1130, 1781908), (2260, 890954), (4520, 445477)]