2080073680

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1\times {\mathrm{1009}}^1$

素因数の和:1448

約数の個数: 80

約数和(自身を含む): 4921180560

約数和(自身を除く): 2841106880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 353, 365, 584, 706, 730, 1009, 1168, 1412, 1460, 1765, 2018, 2824, 2920, 3530, 4036, 5045, 5648, 5840, 7060, 8072, 10090, 14120, 16144, 20180, 25769, 28240, 40360, 51538, 73657, 80720, 103076, 128845, 147314, 206152, 257690, 294628, 356177, 368285, 412304, 515380, 589256, 712354, 736570, 1030760, 1178512, 1424708, 1473140, 1780885, 2061520, 2849416, 2946280, 3561770, 5698832, 5892560, 7123540, 14247080, 26000921, 28494160, 52001842, 104003684, 130004605, 208007368, 260009210, 416014736, 520018420, 1040036840, 2080073680]

約数ペア:

[(1, 2080073680), (2, 1040036840), (4, 520018420), (5, 416014736), (8, 260009210), (10, 208007368), (16, 130004605), (20, 104003684), (40, 52001842), (73, 28494160), (80, 26000921), (146, 14247080), (292, 7123540), (353, 5892560), (365, 5698832), (584, 3561770), (706, 2946280), (730, 2849416), (1009, 2061520), (1168, 1780885), (1412, 1473140), (1460, 1424708), (1765, 1178512), (2018, 1030760), (2824, 736570), (2920, 712354), (3530, 589256), (4036, 515380), (5045, 412304), (5648, 368285), (5840, 356177), (7060, 294628), (8072, 257690), (10090, 206152), (14120, 147314), (16144, 128845), (20180, 103076), (25769, 80720), (28240, 73657), (40360, 51538)]