20071339792

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{29983}}^1$

素因数の和:30180

約数の個数: 80

約数和(自身を含む): 45805957120

約数和(自身を除く): 25734617328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 139, 172, 278, 301, 344, 556, 602, 688, 973, 1112, 1204, 1946, 2224, 2408, 3892, 4816, 5977, 7784, 11954, 15568, 23908, 29983, 41839, 47816, 59966, 83678, 95632, 119932, 167356, 209881, 239864, 334712, 419762, 479728, 669424, 839524, 1289269, 1679048, 2578538, 3358096, 4167637, 5157076, 8335274, 9024883, 10314152, 16670548, 18049766, 20628304, 29173459, 33341096, 36099532, 58346918, 66682192, 72199064, 116693836, 144398128, 179208391, 233387672, 358416782, 466775344, 716833564, 1254458737, 1433667128, 2508917474, 2867334256, 5017834948, 10035669896, 20071339792]

約数ペア:

[(1, 20071339792), (2, 10035669896), (4, 5017834948), (7, 2867334256), (8, 2508917474), (14, 1433667128), (16, 1254458737), (28, 716833564), (43, 466775344), (56, 358416782), (86, 233387672), (112, 179208391), (139, 144398128), (172, 116693836), (278, 72199064), (301, 66682192), (344, 58346918), (556, 36099532), (602, 33341096), (688, 29173459), (973, 20628304), (1112, 18049766), (1204, 16670548), (1946, 10314152), (2224, 9024883), (2408, 8335274), (3892, 5157076), (4816, 4167637), (5977, 3358096), (7784, 2578538), (11954, 1679048), (15568, 1289269), (23908, 839524), (29983, 669424), (41839, 479728), (47816, 419762), (59966, 334712), (83678, 239864), (95632, 209881), (119932, 167356)]