37440520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 91854000

約数和(自身を除く): 54413480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 809, 890, 1157, 1618, 1780, 2314, 3236, 3560, 4045, 4628, 5785, 6472, 8090, 9256, 10517, 11570, 16180, 21034, 23140, 32360, 42068, 46280, 52585, 72001, 84136, 105170, 144002, 210340, 288004, 360005, 420680, 576008, 720010, 936013, 1440020, 1872026, 2880040, 3744052, 4680065, 7488104, 9360130, 18720260, 37440520]

約数ペア:

[(1, 37440520), (2, 18720260), (4, 9360130), (5, 7488104), (8, 4680065), (10, 3744052), (13, 2880040), (20, 1872026), (26, 1440020), (40, 936013), (52, 720010), (65, 576008), (89, 420680), (104, 360005), (130, 288004), (178, 210340), (260, 144002), (356, 105170), (445, 84136), (520, 72001), (712, 52585), (809, 46280), (890, 42068), (1157, 32360), (1618, 23140), (1780, 21034), (2314, 16180), (3236, 11570), (3560, 10517), (4045, 9256), (4628, 8090), (5785, 6472)]