13137440

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1809

約数の個数: 48

約数和(自身を含む): 31715712

約数和(自身を除く): 18578272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1747, 1880, 3494, 3760, 6988, 7520, 8735, 13976, 17470, 27952, 34940, 55904, 69880, 82109, 139760, 164218, 279520, 328436, 410545, 656872, 821090, 1313744, 1642180, 2627488, 3284360, 6568720, 13137440]

約数ペア:

[(1, 13137440), (2, 6568720), (4, 3284360), (5, 2627488), (8, 1642180), (10, 1313744), (16, 821090), (20, 656872), (32, 410545), (40, 328436), (47, 279520), (80, 164218), (94, 139760), (160, 82109), (188, 69880), (235, 55904), (376, 34940), (470, 27952), (752, 17470), (940, 13976), (1504, 8735), (1747, 7520), (1880, 6988), (3494, 3760)]