40888520

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2099}}^1$

素因数の和:2597

約数の個数: 32

約数和(自身を含む): 92232000

約数和(自身を除く): 51343480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2099, 2435, 3896, 4198, 4870, 8396, 9740, 10495, 16792, 19480, 20990, 41980, 83960, 1022213, 2044426, 4088852, 5111065, 8177704, 10222130, 20444260, 40888520]

約数ペア:

[(1, 40888520), (2, 20444260), (4, 10222130), (5, 8177704), (8, 5111065), (10, 4088852), (20, 2044426), (40, 1022213), (487, 83960), (974, 41980), (1948, 20990), (2099, 19480), (2435, 16792), (3896, 10495), (4198, 9740), (4870, 8396)]