13804760

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{613}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 31166640

約数和(自身を除く): 17361880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 613, 1126, 1226, 2252, 2452, 2815, 3065, 4504, 4904, 5630, 6130, 11260, 12260, 22520, 24520, 345119, 690238, 1380476, 1725595, 2760952, 3451190, 6902380, 13804760]

約数ペア:

[(1, 13804760), (2, 6902380), (4, 3451190), (5, 2760952), (8, 1725595), (10, 1380476), (20, 690238), (40, 345119), (563, 24520), (613, 22520), (1126, 12260), (1226, 11260), (2252, 6130), (2452, 5630), (2815, 4904), (3065, 4504)]