57339140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{32213}}^1$

素因数の和:32311

約数の個数: 24

約数和(自身を含む): 121768920

約数和(自身を除く): 64429780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 32213, 64426, 128852, 161065, 322130, 644260, 2866957, 5733914, 11467828, 14334785, 28669570, 57339140]

約数ペア:

[(1, 57339140), (2, 28669570), (4, 14334785), (5, 11467828), (10, 5733914), (20, 2866957), (89, 644260), (178, 322130), (356, 161065), (445, 128852), (890, 64426), (1780, 32213)]