2774000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:115

約数の個数: 80

約数和(自身を含む): 7157280

約数和(自身を除く): 4383280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 73, 76, 80, 95, 100, 125, 146, 152, 190, 200, 250, 292, 304, 365, 380, 400, 475, 500, 584, 730, 760, 950, 1000, 1168, 1387, 1460, 1520, 1825, 1900, 2000, 2375, 2774, 2920, 3650, 3800, 4750, 5548, 5840, 6935, 7300, 7600, 9125, 9500, 11096, 13870, 14600, 18250, 19000, 22192, 27740, 29200, 34675, 36500, 38000, 55480, 69350, 73000, 110960, 138700, 146000, 173375, 277400, 346750, 554800, 693500, 1387000, 2774000]

約数ペア:

[(1, 2774000), (2, 1387000), (4, 693500), (5, 554800), (8, 346750), (10, 277400), (16, 173375), (19, 146000), (20, 138700), (25, 110960), (38, 73000), (40, 69350), (50, 55480), (73, 38000), (76, 36500), (80, 34675), (95, 29200), (100, 27740), (125, 22192), (146, 19000), (152, 18250), (190, 14600), (200, 13870), (250, 11096), (292, 9500), (304, 9125), (365, 7600), (380, 7300), (400, 6935), (475, 5840), (500, 5548), (584, 4750), (730, 3800), (760, 3650), (950, 2920), (1000, 2774), (1168, 2375), (1387, 2000), (1460, 1900), (1520, 1825)]