40005440

素因数分解:

$2^6\times 5^1\times {\mathrm{125017}}^1$

素因数の和:125034

約数の個数: 28

約数和(自身を含む): 95263716

約数和(自身を除く): 55258276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 125017, 250034, 500068, 625085, 1000136, 1250170, 2000272, 2500340, 4000544, 5000680, 8001088, 10001360, 20002720, 40005440]

約数ペア:

[(1, 40005440), (2, 20002720), (4, 10001360), (5, 8001088), (8, 5000680), (10, 4000544), (16, 2500340), (20, 2000272), (32, 1250170), (40, 1000136), (64, 625085), (80, 500068), (160, 250034), (320, 125017)]