836594320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{18979}}^1$

素因数の和:19040

約数の個数: 80

約数和(自身を含む): 2118168000

約数和(自身を除く): 1281573680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 5510, 8816, 11020, 18979, 22040, 37958, 44080, 75916, 94895, 151832, 189790, 303664, 360601, 379580, 550391, 721202, 759160, 1100782, 1442404, 1518320, 1803005, 2201564, 2751955, 2884808, 3606010, 4403128, 5503910, 5769616, 7212020, 8806256, 10457429, 11007820, 14424040, 20914858, 22015640, 28848080, 41829716, 44031280, 52287145, 83659432, 104574290, 167318864, 209148580, 418297160, 836594320]

約数ペア:

[(1, 836594320), (2, 418297160), (4, 209148580), (5, 167318864), (8, 104574290), (10, 83659432), (16, 52287145), (19, 44031280), (20, 41829716), (29, 28848080), (38, 22015640), (40, 20914858), (58, 14424040), (76, 11007820), (80, 10457429), (95, 8806256), (116, 7212020), (145, 5769616), (152, 5503910), (190, 4403128), (232, 3606010), (290, 2884808), (304, 2751955), (380, 2201564), (464, 1803005), (551, 1518320), (580, 1442404), (760, 1100782), (1102, 759160), (1160, 721202), (1520, 550391), (2204, 379580), (2320, 360601), (2755, 303664), (4408, 189790), (5510, 151832), (8816, 94895), (11020, 75916), (18979, 44080), (22040, 37958)]