1245128836

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1\times {\mathrm{1117}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 2555908992

約数和(自身を除く): 1310780156

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 971, 1117, 1148, 1942, 2234, 3884, 4468, 6797, 7819, 13594, 15638, 27188, 31276, 39811, 45797, 79622, 91594, 159244, 183188, 278677, 320579, 557354, 641158, 1084607, 1114708, 1282316, 2169214, 4338428, 7592249, 15184498, 30368996, 44468887, 88937774, 177875548, 311282209, 622564418, 1245128836]

約数ペア:

[(1, 1245128836), (2, 622564418), (4, 311282209), (7, 177875548), (14, 88937774), (28, 44468887), (41, 30368996), (82, 15184498), (164, 7592249), (287, 4338428), (574, 2169214), (971, 1282316), (1117, 1114708), (1148, 1084607), (1942, 641158), (2234, 557354), (3884, 320579), (4468, 278677), (6797, 183188), (7819, 159244), (13594, 91594), (15638, 79622), (27188, 45797), (31276, 39811)]