321017584

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{340061}}^1$

素因数の和:340128

約数の個数: 20

約数和(自身を含む): 632515320

約数和(自身を除く): 311497736

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 340061, 680122, 1360244, 2720488, 5440976, 20063599, 40127198, 80254396, 160508792, 321017584]

約数ペア:

[(1, 321017584), (2, 160508792), (4, 80254396), (8, 40127198), (16, 20063599), (59, 5440976), (118, 2720488), (236, 1360244), (472, 680122), (944, 340061)]