401045570

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 732207600

約数和(自身を除く): 331162030

約数列:

[1, 2, 5, 10, 89, 178, 445, 557, 809, 890, 1114, 1618, 2785, 4045, 5570, 8090, 49573, 72001, 99146, 144002, 247865, 360005, 450613, 495730, 720010, 901226, 2253065, 4506130, 40104557, 80209114, 200522785, 401045570]

約数ペア:

[(1, 401045570), (2, 200522785), (5, 80209114), (10, 40104557), (89, 4506130), (178, 2253065), (445, 901226), (557, 720010), (809, 495730), (890, 450613), (1114, 360005), (1618, 247865), (2785, 144002), (4045, 99146), (5570, 72001), (8090, 49573)]