27640120

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2753}}^1$

素因数の和:3015

約数の個数: 32

約数和(自身を含む): 62460720

約数和(自身を除く): 34820600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 2753, 5020, 5506, 10040, 11012, 13765, 22024, 27530, 55060, 110120, 691003, 1382006, 2764012, 3455015, 5528024, 6910030, 13820060, 27640120]

約数ペア:

[(1, 27640120), (2, 13820060), (4, 6910030), (5, 5528024), (8, 3455015), (10, 2764012), (20, 1382006), (40, 691003), (251, 110120), (502, 55060), (1004, 27530), (1255, 22024), (2008, 13765), (2510, 11012), (2753, 10040), (5020, 5506)]