745501820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5325013}}^1$

素因数の和:5325029

約数の個数: 24

約数和(自身を含む): 1789204704

約数和(自身を除く): 1043702884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5325013, 10650026, 21300052, 26625065, 37275091, 53250130, 74550182, 106500260, 149100364, 186375455, 372750910, 745501820]

約数ペア:

[(1, 745501820), (2, 372750910), (4, 186375455), (5, 149100364), (7, 106500260), (10, 74550182), (14, 53250130), (20, 37275091), (28, 26625065), (35, 21300052), (70, 10650026), (140, 5325013)]