16634120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 40392000

約数和(自身を除く): 23757880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 509, 760, 817, 860, 1018, 1634, 1720, 2036, 2545, 3268, 4072, 4085, 5090, 6536, 8170, 9671, 10180, 16340, 19342, 20360, 21887, 32680, 38684, 43774, 48355, 77368, 87548, 96710, 109435, 175096, 193420, 218870, 386840, 415853, 437740, 831706, 875480, 1663412, 2079265, 3326824, 4158530, 8317060, 16634120]

約数ペア:

[(1, 16634120), (2, 8317060), (4, 4158530), (5, 3326824), (8, 2079265), (10, 1663412), (19, 875480), (20, 831706), (38, 437740), (40, 415853), (43, 386840), (76, 218870), (86, 193420), (95, 175096), (152, 109435), (172, 96710), (190, 87548), (215, 77368), (344, 48355), (380, 43774), (430, 38684), (509, 32680), (760, 21887), (817, 20360), (860, 19342), (1018, 16340), (1634, 10180), (1720, 9671), (2036, 8170), (2545, 6536), (3268, 5090), (4072, 4085)]