13961680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2935

約数の個数: 40

約数和(自身を含む): 33004584

約数和(自身を除く): 19042904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 2861, 4880, 5722, 11444, 14305, 22888, 28610, 45776, 57220, 114440, 174521, 228880, 349042, 698084, 872605, 1396168, 1745210, 2792336, 3490420, 6980840, 13961680]

約数ペア:

[(1, 13961680), (2, 6980840), (4, 3490420), (5, 2792336), (8, 1745210), (10, 1396168), (16, 872605), (20, 698084), (40, 349042), (61, 228880), (80, 174521), (122, 114440), (244, 57220), (305, 45776), (488, 28610), (610, 22888), (976, 14305), (1220, 11444), (2440, 5722), (2861, 4880)]