47361920

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1783

約数の個数: 64

約数和(自身を含む): 115925040

約数和(自身を除く): 68563120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 1721, 2752, 3440, 3442, 5504, 6880, 6884, 8605, 13760, 13768, 17210, 27520, 27536, 34420, 55072, 68840, 74003, 110144, 137680, 148006, 220288, 275360, 296012, 370015, 550720, 592024, 740030, 1101440, 1184048, 1480060, 2368096, 2960120, 4736192, 5920240, 9472384, 11840480, 23680960, 47361920]

約数ペア:

[(1, 47361920), (2, 23680960), (4, 11840480), (5, 9472384), (8, 5920240), (10, 4736192), (16, 2960120), (20, 2368096), (32, 1480060), (40, 1184048), (43, 1101440), (64, 740030), (80, 592024), (86, 550720), (128, 370015), (160, 296012), (172, 275360), (215, 220288), (320, 148006), (344, 137680), (430, 110144), (640, 74003), (688, 68840), (860, 55072), (1376, 34420), (1720, 27536), (1721, 27520), (2752, 17210), (3440, 13768), (3442, 13760), (5504, 8605), (6880, 6884)]