1276120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 2923920

約数和(自身を除く): 1647800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 523, 610, 1046, 1220, 2092, 2440, 2615, 4184, 5230, 10460, 20920, 31903, 63806, 127612, 159515, 255224, 319030, 638060, 1276120]

約数ペア:

[(1, 1276120), (2, 638060), (4, 319030), (5, 255224), (8, 159515), (10, 127612), (20, 63806), (40, 31903), (61, 20920), (122, 10460), (244, 5230), (305, 4184), (488, 2615), (523, 2440), (610, 2092), (1046, 1220)]