2015096420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{477511}}^1$

素因数の和:477731

約数の個数: 24

約数和(自身を含む): 4251766848

約数和(自身を除く): 2236670428

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 477511, 955022, 1910044, 2387555, 4775110, 9550220, 100754821, 201509642, 403019284, 503774105, 1007548210, 2015096420]

約数ペア:

[(1, 2015096420), (2, 1007548210), (4, 503774105), (5, 403019284), (10, 201509642), (20, 100754821), (211, 9550220), (422, 4775110), (844, 2387555), (1055, 1910044), (2110, 955022), (4220, 477511)]