13756720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2819}}^1$

素因数の和:2893

約数の個数: 40

約数和(自身を含む): 32520240

約数和(自身を除く): 18763520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 2819, 4880, 5638, 11276, 14095, 22552, 28190, 45104, 56380, 112760, 171959, 225520, 343918, 687836, 859795, 1375672, 1719590, 2751344, 3439180, 6878360, 13756720]

約数ペア:

[(1, 13756720), (2, 6878360), (4, 3439180), (5, 2751344), (8, 1719590), (10, 1375672), (16, 859795), (20, 687836), (40, 343918), (61, 225520), (80, 171959), (122, 112760), (244, 56380), (305, 45104), (488, 28190), (610, 22552), (976, 14095), (1220, 11276), (2440, 5638), (2819, 4880)]