520221310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 1100335104

約数和(自身を除く): 580113794

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 401, 430, 431, 602, 802, 862, 1505, 2005, 2155, 2807, 3010, 3017, 4010, 4310, 5614, 6034, 14035, 15085, 17243, 18533, 28070, 30170, 34486, 37066, 86215, 92665, 120701, 129731, 172430, 172831, 185330, 241402, 259462, 345662, 603505, 648655, 864155, 1207010, 1209817, 1297310, 1728310, 2419634, 6049085, 7431733, 12098170, 14863466, 37158665, 52022131, 74317330, 104044262, 260110655, 520221310]

約数ペア:

[(1, 520221310), (2, 260110655), (5, 104044262), (7, 74317330), (10, 52022131), (14, 37158665), (35, 14863466), (43, 12098170), (70, 7431733), (86, 6049085), (215, 2419634), (301, 1728310), (401, 1297310), (430, 1209817), (431, 1207010), (602, 864155), (802, 648655), (862, 603505), (1505, 345662), (2005, 259462), (2155, 241402), (2807, 185330), (3010, 172831), (3017, 172430), (4010, 129731), (4310, 120701), (5614, 92665), (6034, 86215), (14035, 37066), (15085, 34486), (17243, 30170), (18533, 28070)]