2080255280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{72031}}^1$

素因数の和:72082

約数の個数: 60

約数和(自身を含む): 5104619712

約数和(自身を除く): 3024364432

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 72031, 144062, 288124, 360155, 576248, 720310, 1152496, 1368589, 1440620, 2737178, 2881240, 5474356, 5762480, 6842945, 10948712, 13685890, 21897424, 26003191, 27371780, 52006382, 54743560, 104012764, 109487120, 130015955, 208025528, 260031910, 416051056, 520063820, 1040127640, 2080255280]

約数ペア:

[(1, 2080255280), (2, 1040127640), (4, 520063820), (5, 416051056), (8, 260031910), (10, 208025528), (16, 130015955), (19, 109487120), (20, 104012764), (38, 54743560), (40, 52006382), (76, 27371780), (80, 26003191), (95, 21897424), (152, 13685890), (190, 10948712), (304, 6842945), (361, 5762480), (380, 5474356), (722, 2881240), (760, 2737178), (1444, 1440620), (1520, 1368589), (1805, 1152496), (2888, 720310), (3610, 576248), (5776, 360155), (7220, 288124), (14440, 144062), (28880, 72031)]