23686120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 32197400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 293, 344, 376, 430, 470, 586, 860, 940, 1172, 1465, 1720, 1880, 2021, 2344, 2930, 4042, 5860, 8084, 10105, 11720, 12599, 13771, 16168, 20210, 25198, 27542, 40420, 50396, 55084, 62995, 68855, 80840, 100792, 110168, 125990, 137710, 251980, 275420, 503960, 550840, 592153, 1184306, 2368612, 2960765, 4737224, 5921530, 11843060, 23686120]

約数ペア:

[(1, 23686120), (2, 11843060), (4, 5921530), (5, 4737224), (8, 2960765), (10, 2368612), (20, 1184306), (40, 592153), (43, 550840), (47, 503960), (86, 275420), (94, 251980), (172, 137710), (188, 125990), (215, 110168), (235, 100792), (293, 80840), (344, 68855), (376, 62995), (430, 55084), (470, 50396), (586, 40420), (860, 27542), (940, 25198), (1172, 20210), (1465, 16168), (1720, 13771), (1880, 12599), (2021, 11720), (2344, 10105), (2930, 8084), (4042, 5860)]