28060270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 60788736

約数和(自身を除く): 32728466

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 67, 70, 134, 155, 193, 217, 310, 335, 386, 434, 469, 670, 938, 965, 1085, 1351, 1930, 2077, 2170, 2345, 2702, 4154, 4690, 5983, 6755, 10385, 11966, 12931, 13510, 14539, 20770, 25862, 29078, 29915, 41881, 59830, 64655, 72695, 83762, 90517, 129310, 145390, 181034, 209405, 400861, 418810, 452585, 801722, 905170, 2004305, 2806027, 4008610, 5612054, 14030135, 28060270]

約数ペア:

[(1, 28060270), (2, 14030135), (5, 5612054), (7, 4008610), (10, 2806027), (14, 2004305), (31, 905170), (35, 801722), (62, 452585), (67, 418810), (70, 400861), (134, 209405), (155, 181034), (193, 145390), (217, 129310), (310, 90517), (335, 83762), (386, 72695), (434, 64655), (469, 59830), (670, 41881), (938, 29915), (965, 29078), (1085, 25862), (1351, 20770), (1930, 14539), (2077, 13510), (2170, 12931), (2345, 11966), (2702, 10385), (4154, 6755), (4690, 5983)]