16889360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 41890176

約数和(自身を除く): 25000816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 67, 80, 92, 115, 134, 137, 184, 230, 268, 274, 335, 368, 460, 536, 548, 670, 685, 920, 1072, 1096, 1340, 1370, 1541, 1840, 2192, 2680, 2740, 3082, 3151, 5360, 5480, 6164, 6302, 7705, 9179, 10960, 12328, 12604, 15410, 15755, 18358, 24656, 25208, 30820, 31510, 36716, 45895, 50416, 61640, 63020, 73432, 91790, 123280, 126040, 146864, 183580, 211117, 252080, 367160, 422234, 734320, 844468, 1055585, 1688936, 2111170, 3377872, 4222340, 8444680, 16889360]

約数ペア:

[(1, 16889360), (2, 8444680), (4, 4222340), (5, 3377872), (8, 2111170), (10, 1688936), (16, 1055585), (20, 844468), (23, 734320), (40, 422234), (46, 367160), (67, 252080), (80, 211117), (92, 183580), (115, 146864), (134, 126040), (137, 123280), (184, 91790), (230, 73432), (268, 63020), (274, 61640), (335, 50416), (368, 45895), (460, 36716), (536, 31510), (548, 30820), (670, 25208), (685, 24656), (920, 18358), (1072, 15755), (1096, 15410), (1340, 12604), (1370, 12328), (1541, 10960), (1840, 9179), (2192, 7705), (2680, 6302), (2740, 6164), (3082, 5480), (3151, 5360)]