8184620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 18213888

約数和(自身を除く): 10029268

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 307, 310, 430, 614, 620, 860, 1228, 1333, 1535, 2666, 3070, 5332, 6140, 6665, 9517, 13201, 13330, 19034, 26402, 26660, 38068, 47585, 52804, 66005, 95170, 132010, 190340, 264020, 409231, 818462, 1636924, 2046155, 4092310, 8184620]

約数ペア:

[(1, 8184620), (2, 4092310), (4, 2046155), (5, 1636924), (10, 818462), (20, 409231), (31, 264020), (43, 190340), (62, 132010), (86, 95170), (124, 66005), (155, 52804), (172, 47585), (215, 38068), (307, 26660), (310, 26402), (430, 19034), (614, 13330), (620, 13201), (860, 9517), (1228, 6665), (1333, 6140), (1535, 5332), (2666, 3070)]