20834160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1847}}^1$

素因数の和:1910

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 45161616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1847, 1880, 2256, 2820, 3694, 3760, 5541, 5640, 7388, 9235, 11082, 11280, 14776, 18470, 22164, 27705, 29552, 36940, 44328, 55410, 73880, 86809, 88656, 110820, 147760, 173618, 221640, 260427, 347236, 434045, 443280, 520854, 694472, 868090, 1041708, 1302135, 1388944, 1736180, 2083416, 2604270, 3472360, 4166832, 5208540, 6944720, 10417080, 20834160]

約数ペア:

[(1, 20834160), (2, 10417080), (3, 6944720), (4, 5208540), (5, 4166832), (6, 3472360), (8, 2604270), (10, 2083416), (12, 1736180), (15, 1388944), (16, 1302135), (20, 1041708), (24, 868090), (30, 694472), (40, 520854), (47, 443280), (48, 434045), (60, 347236), (80, 260427), (94, 221640), (120, 173618), (141, 147760), (188, 110820), (235, 88656), (240, 86809), (282, 73880), (376, 55410), (470, 44328), (564, 36940), (705, 29552), (752, 27705), (940, 22164), (1128, 18470), (1410, 14776), (1847, 11280), (1880, 11082), (2256, 9235), (2820, 7388), (3694, 5640), (3760, 5541)]