1858430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 2012290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 191, 278, 382, 695, 955, 973, 1337, 1390, 1910, 1946, 2674, 4865, 6685, 9730, 13370, 26549, 53098, 132745, 185843, 265490, 371686, 929215, 1858430]

約数ペア:

[(1, 1858430), (2, 929215), (5, 371686), (7, 265490), (10, 185843), (14, 132745), (35, 53098), (70, 26549), (139, 13370), (191, 9730), (278, 6685), (382, 4865), (695, 2674), (955, 1946), (973, 1910), (1337, 1390)]