880702960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{268507}}^1$

素因数の和:268561

約数の個数: 40

約数和(自身を含む): 2097584496

約数和(自身を除く): 1216881536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 268507, 537014, 1074028, 1342535, 2148056, 2685070, 4296112, 5370140, 10740280, 11008787, 21480560, 22017574, 44035148, 55043935, 88070296, 110087870, 176140592, 220175740, 440351480, 880702960]

約数ペア:

[(1, 880702960), (2, 440351480), (4, 220175740), (5, 176140592), (8, 110087870), (10, 88070296), (16, 55043935), (20, 44035148), (40, 22017574), (41, 21480560), (80, 11008787), (82, 10740280), (164, 5370140), (205, 4296112), (328, 2685070), (410, 2148056), (656, 1342535), (820, 1074028), (1640, 537014), (3280, 268507)]