8976752240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2609521}}^1$

素因数の和:2609577

約数の個数: 40

約数和(自身を含む): 21356328048

約数和(自身を除く): 12379575808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 2609521, 5219042, 10438084, 13047605, 20876168, 26095210, 41752336, 52190420, 104380840, 112209403, 208761680, 224418806, 448837612, 561047015, 897675224, 1122094030, 1795350448, 2244188060, 4488376120, 8976752240]

約数ペア:

[(1, 8976752240), (2, 4488376120), (4, 2244188060), (5, 1795350448), (8, 1122094030), (10, 897675224), (16, 561047015), (20, 448837612), (40, 224418806), (43, 208761680), (80, 112209403), (86, 104380840), (172, 52190420), (215, 41752336), (344, 26095210), (430, 20876168), (688, 13047605), (860, 10438084), (1720, 5219042), (3440, 2609521)]