13875280

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 32435424

約数和(自身を除く): 18560144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 691, 1004, 1255, 1382, 2008, 2510, 2764, 3455, 4016, 5020, 5528, 6910, 10040, 11056, 13820, 20080, 27640, 55280, 173441, 346882, 693764, 867205, 1387528, 1734410, 2775056, 3468820, 6937640, 13875280]

約数ペア:

[(1, 13875280), (2, 6937640), (4, 3468820), (5, 2775056), (8, 1734410), (10, 1387528), (16, 867205), (20, 693764), (40, 346882), (80, 173441), (251, 55280), (502, 27640), (691, 20080), (1004, 13820), (1255, 11056), (1382, 10040), (2008, 6910), (2510, 5528), (2764, 5020), (3455, 4016)]