40032040

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3613}}^1$

素因数の和:3901

約数の個数: 32

約数和(自身を含む): 90422280

約数和(自身を除く): 50390240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 3613, 5540, 7226, 11080, 14452, 18065, 28904, 36130, 72260, 144520, 1000801, 2001602, 4003204, 5004005, 8006408, 10008010, 20016020, 40032040]

約数ペア:

[(1, 40032040), (2, 20016020), (4, 10008010), (5, 8006408), (8, 5004005), (10, 4003204), (20, 2001602), (40, 1000801), (277, 144520), (554, 72260), (1108, 36130), (1385, 28904), (2216, 18065), (2770, 14452), (3613, 11080), (5540, 7226)]