20353320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4349}}^1$

素因数の和:4379

約数の個数: 96

約数和(自身を含む): 71253000

約数和(自身を除く): 50899680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4349, 4680, 8698, 13047, 17396, 21745, 26094, 34792, 39141, 43490, 52188, 56537, 65235, 78282, 86980, 104376, 113074, 130470, 156564, 169611, 173960, 195705, 226148, 260940, 282685, 313128, 339222, 391410, 452296, 508833, 521880, 565370, 678444, 782820, 848055, 1017666, 1130740, 1356888, 1565640, 1696110, 2035332, 2261480, 2544165, 3392220, 4070664, 5088330, 6784440, 10176660, 20353320]

約数ペア:

[(1, 20353320), (2, 10176660), (3, 6784440), (4, 5088330), (5, 4070664), (6, 3392220), (8, 2544165), (9, 2261480), (10, 2035332), (12, 1696110), (13, 1565640), (15, 1356888), (18, 1130740), (20, 1017666), (24, 848055), (26, 782820), (30, 678444), (36, 565370), (39, 521880), (40, 508833), (45, 452296), (52, 391410), (60, 339222), (65, 313128), (72, 282685), (78, 260940), (90, 226148), (104, 195705), (117, 173960), (120, 169611), (130, 156564), (156, 130470), (180, 113074), (195, 104376), (234, 86980), (260, 78282), (312, 65235), (360, 56537), (390, 52188), (468, 43490), (520, 39141), (585, 34792), (780, 26094), (936, 21745), (1170, 17396), (1560, 13047), (2340, 8698), (4349, 4680)]