20834220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31567}}^1$

素因数の和:31590

約数の個数: 48

約数和(自身を含む): 63641088

約数和(自身を除く): 42806868

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31567, 63134, 94701, 126268, 157835, 189402, 315670, 347237, 378804, 473505, 631340, 694474, 947010, 1041711, 1388948, 1736185, 1894020, 2083422, 3472370, 4166844, 5208555, 6944740, 10417110, 20834220]

約数ペア:

[(1, 20834220), (2, 10417110), (3, 6944740), (4, 5208555), (5, 4166844), (6, 3472370), (10, 2083422), (11, 1894020), (12, 1736185), (15, 1388948), (20, 1041711), (22, 947010), (30, 694474), (33, 631340), (44, 473505), (55, 378804), (60, 347237), (66, 315670), (110, 189402), (132, 157835), (165, 126268), (220, 94701), (330, 63134), (660, 31567)]