12217000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:683

約数の個数: 64

約数和(自身を含む): 30139200

約数和(自身を除く): 17922200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 643, 760, 950, 1000, 1286, 1900, 2375, 2572, 3215, 3800, 4750, 5144, 6430, 9500, 12217, 12860, 16075, 19000, 24434, 25720, 32150, 48868, 61085, 64300, 80375, 97736, 122170, 128600, 160750, 244340, 305425, 321500, 488680, 610850, 643000, 1221700, 1527125, 2443400, 3054250, 6108500, 12217000]

約数ペア:

[(1, 12217000), (2, 6108500), (4, 3054250), (5, 2443400), (8, 1527125), (10, 1221700), (19, 643000), (20, 610850), (25, 488680), (38, 321500), (40, 305425), (50, 244340), (76, 160750), (95, 128600), (100, 122170), (125, 97736), (152, 80375), (190, 64300), (200, 61085), (250, 48868), (380, 32150), (475, 25720), (500, 24434), (643, 19000), (760, 16075), (950, 12860), (1000, 12217), (1286, 9500), (1900, 6430), (2375, 5144), (2572, 4750), (3215, 3800)]