4886800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:680

約数の個数: 60

約数和(自身を含む): 12377680

約数和(自身を除く): 7490880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 643, 760, 950, 1286, 1520, 1900, 2572, 3215, 3800, 5144, 6430, 7600, 10288, 12217, 12860, 16075, 24434, 25720, 32150, 48868, 51440, 61085, 64300, 97736, 122170, 128600, 195472, 244340, 257200, 305425, 488680, 610850, 977360, 1221700, 2443400, 4886800]

約数ペア:

[(1, 4886800), (2, 2443400), (4, 1221700), (5, 977360), (8, 610850), (10, 488680), (16, 305425), (19, 257200), (20, 244340), (25, 195472), (38, 128600), (40, 122170), (50, 97736), (76, 64300), (80, 61085), (95, 51440), (100, 48868), (152, 32150), (190, 25720), (200, 24434), (304, 16075), (380, 12860), (400, 12217), (475, 10288), (643, 7600), (760, 6430), (950, 5144), (1286, 3800), (1520, 3215), (1900, 2572)]