9740240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 22874280

約数和(自身を除く): 13134040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1117, 1744, 2180, 2234, 4360, 4468, 5585, 8720, 8936, 11170, 17872, 22340, 44680, 89360, 121753, 243506, 487012, 608765, 974024, 1217530, 1948048, 2435060, 4870120, 9740240]

約数ペア:

[(1, 9740240), (2, 4870120), (4, 2435060), (5, 1948048), (8, 1217530), (10, 974024), (16, 608765), (20, 487012), (40, 243506), (80, 121753), (109, 89360), (218, 44680), (436, 22340), (545, 17872), (872, 11170), (1090, 8936), (1117, 8720), (1744, 5585), (2180, 4468), (2234, 4360)]