2017544240

素因数分解:

$2^4\times 5^1\times {\mathrm{25219303}}^1$

素因数の和:25219316

約数の個数: 20

約数和(自身を含む): 4690790544

約数和(自身を除く): 2673246304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25219303, 50438606, 100877212, 126096515, 201754424, 252193030, 403508848, 504386060, 1008772120, 2017544240]

約数ペア:

[(1, 2017544240), (2, 1008772120), (4, 504386060), (5, 403508848), (8, 252193030), (10, 201754424), (16, 126096515), (20, 100877212), (40, 50438606), (80, 25219303)]