4140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1$

素因数の和:38

約数の個数: 36

約数和(自身を含む): 13104

約数和(自身を除く): 8964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140]

約数ペア:

[(1, 4140), (2, 2070), (3, 1380), (4, 1035), (5, 828), (6, 690), (9, 460), (10, 414), (12, 345), (15, 276), (18, 230), (20, 207), (23, 180), (30, 138), (36, 115), (45, 92), (46, 90), (60, 69)]