42920520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{357671}}^1$

素因数の和:357685

約数の個数: 32

約数和(自身を含む): 128761920

約数和(自身を除く): 85841400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 357671, 715342, 1073013, 1430684, 1788355, 2146026, 2861368, 3576710, 4292052, 5365065, 7153420, 8584104, 10730130, 14306840, 21460260, 42920520]

約数ペア:

[(1, 42920520), (2, 21460260), (3, 14306840), (4, 10730130), (5, 8584104), (6, 7153420), (8, 5365065), (10, 4292052), (12, 3576710), (15, 2861368), (20, 2146026), (24, 1788355), (30, 1430684), (40, 1073013), (60, 715342), (120, 357671)]