320485130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{147689}}^1$

素因数の和:147734

約数の個数: 32

約数和(自身を含む): 680555520

約数和(自身を除く): 360070390

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 147689, 295378, 738445, 1033823, 1476890, 2067646, 4578359, 5169115, 9156718, 10338230, 22891795, 32048513, 45783590, 64097026, 160242565, 320485130]

約数ペア:

[(1, 320485130), (2, 160242565), (5, 64097026), (7, 45783590), (10, 32048513), (14, 22891795), (31, 10338230), (35, 9156718), (62, 5169115), (70, 4578359), (155, 2067646), (217, 1476890), (310, 1033823), (434, 738445), (1085, 295378), (2170, 147689)]