2045187728

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 4167858240

約数和(自身を除く): 2122670512

約数列:

[1, 2, 4, 8, 16, 37, 74, 83, 107, 148, 166, 214, 296, 332, 389, 428, 592, 664, 778, 856, 1328, 1556, 1712, 3071, 3112, 3959, 6142, 6224, 7918, 8881, 12284, 14393, 15836, 17762, 24568, 28786, 31672, 32287, 35524, 41623, 49136, 57572, 63344, 64574, 71048, 83246, 115144, 129148, 142096, 166492, 230288, 258296, 328597, 332984, 516592, 657194, 665968, 1194619, 1314388, 1540051, 2389238, 2628776, 3080102, 3454709, 4778476, 5257552, 6160204, 6909418, 9556952, 12320408, 13818836, 19113904, 24640816, 27637672, 55275344, 127824233, 255648466, 511296932, 1022593864, 2045187728]

約数ペア:

[(1, 2045187728), (2, 1022593864), (4, 511296932), (8, 255648466), (16, 127824233), (37, 55275344), (74, 27637672), (83, 24640816), (107, 19113904), (148, 13818836), (166, 12320408), (214, 9556952), (296, 6909418), (332, 6160204), (389, 5257552), (428, 4778476), (592, 3454709), (664, 3080102), (778, 2628776), (856, 2389238), (1328, 1540051), (1556, 1314388), (1712, 1194619), (3071, 665968), (3112, 657194), (3959, 516592), (6142, 332984), (6224, 328597), (7918, 258296), (8881, 230288), (12284, 166492), (14393, 142096), (15836, 129148), (17762, 115144), (24568, 83246), (28786, 71048), (31672, 64574), (32287, 63344), (35524, 57572), (41623, 49136)]