201698140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21503}}^1$

素因数の和:21586

約数の個数: 48

約数和(自身を含む): 491323392

約数和(自身を除く): 289625252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 21503, 43006, 86012, 107515, 150521, 215030, 301042, 430060, 602084, 752605, 1440701, 1505210, 2881402, 3010420, 5762804, 7203505, 10084907, 14407010, 20169814, 28814020, 40339628, 50424535, 100849070, 201698140]

約数ペア:

[(1, 201698140), (2, 100849070), (4, 50424535), (5, 40339628), (7, 28814020), (10, 20169814), (14, 14407010), (20, 10084907), (28, 7203505), (35, 5762804), (67, 3010420), (70, 2881402), (134, 1505210), (140, 1440701), (268, 752605), (335, 602084), (469, 430060), (670, 301042), (938, 215030), (1340, 150521), (1876, 107515), (2345, 86012), (4690, 43006), (9380, 21503)]