16196720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3319}}^1$

素因数の和:3393

約数の個数: 40

約数和(自身を含む): 38286240

約数和(自身を除く): 22089520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3319, 4880, 6638, 13276, 16595, 26552, 33190, 53104, 66380, 132760, 202459, 265520, 404918, 809836, 1012295, 1619672, 2024590, 3239344, 4049180, 8098360, 16196720]

約数ペア:

[(1, 16196720), (2, 8098360), (4, 4049180), (5, 3239344), (8, 2024590), (10, 1619672), (16, 1012295), (20, 809836), (40, 404918), (61, 265520), (80, 202459), (122, 132760), (244, 66380), (305, 53104), (488, 33190), (610, 26552), (976, 16595), (1220, 13276), (2440, 6638), (3319, 4880)]