2013580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1213}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 4282992

約数和(自身を除く): 2269412

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1213, 1660, 2426, 4852, 6065, 12130, 24260, 100679, 201358, 402716, 503395, 1006790, 2013580]

約数ペア:

[(1, 2013580), (2, 1006790), (4, 503395), (5, 402716), (10, 201358), (20, 100679), (83, 24260), (166, 12130), (332, 6065), (415, 4852), (830, 2426), (1213, 1660)]