9720620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 25872000

約数和(自身を除く): 16151380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 109, 130, 140, 182, 196, 218, 245, 260, 343, 364, 436, 455, 490, 545, 637, 686, 763, 910, 980, 1090, 1274, 1372, 1417, 1526, 1715, 1820, 2180, 2548, 2834, 3052, 3185, 3430, 3815, 4459, 5341, 5668, 6370, 6860, 7085, 7630, 8918, 9919, 10682, 12740, 14170, 15260, 17836, 19838, 21364, 22295, 26705, 28340, 37387, 39676, 44590, 49595, 53410, 69433, 74774, 89180, 99190, 106820, 138866, 149548, 186935, 198380, 277732, 347165, 373870, 486031, 694330, 747740, 972062, 1388660, 1944124, 2430155, 4860310, 9720620]

約数ペア:

[(1, 9720620), (2, 4860310), (4, 2430155), (5, 1944124), (7, 1388660), (10, 972062), (13, 747740), (14, 694330), (20, 486031), (26, 373870), (28, 347165), (35, 277732), (49, 198380), (52, 186935), (65, 149548), (70, 138866), (91, 106820), (98, 99190), (109, 89180), (130, 74774), (140, 69433), (182, 53410), (196, 49595), (218, 44590), (245, 39676), (260, 37387), (343, 28340), (364, 26705), (436, 22295), (455, 21364), (490, 19838), (545, 17836), (637, 15260), (686, 14170), (763, 12740), (910, 10682), (980, 9919), (1090, 8918), (1274, 7630), (1372, 7085), (1417, 6860), (1526, 6370), (1715, 5668), (1820, 5341), (2180, 4459), (2548, 3815), (2834, 3430), (3052, 3185)]