488680

素因数分解:

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

素因数の和:673

約数の個数: 32

約数和(自身を含む): 1159200

約数和(自身を除く): 670520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 643, 760, 1286, 2572, 3215, 5144, 6430, 12217, 12860, 24434, 25720, 48868, 61085, 97736, 122170, 244340, 488680]

約数ペア:

[(1, 488680), (2, 244340), (4, 122170), (5, 97736), (8, 61085), (10, 48868), (19, 25720), (20, 24434), (38, 12860), (40, 12217), (76, 6430), (95, 5144), (152, 3215), (190, 2572), (380, 1286), (643, 760)]