28416710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 60867072

約数和(自身を除く): 32450362

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 73, 83, 134, 146, 166, 335, 365, 415, 469, 511, 581, 670, 730, 830, 938, 1022, 1162, 2345, 2555, 2905, 4690, 4891, 5110, 5561, 5810, 6059, 9782, 11122, 12118, 24455, 27805, 30295, 34237, 38927, 42413, 48910, 55610, 60590, 68474, 77854, 84826, 171185, 194635, 212065, 342370, 389270, 405953, 424130, 811906, 2029765, 2841671, 4059530, 5683342, 14208355, 28416710]

約数ペア:

[(1, 28416710), (2, 14208355), (5, 5683342), (7, 4059530), (10, 2841671), (14, 2029765), (35, 811906), (67, 424130), (70, 405953), (73, 389270), (83, 342370), (134, 212065), (146, 194635), (166, 171185), (335, 84826), (365, 77854), (415, 68474), (469, 60590), (511, 55610), (581, 48910), (670, 42413), (730, 38927), (830, 34237), (938, 30295), (1022, 27805), (1162, 24455), (2345, 12118), (2555, 11122), (2905, 9782), (4690, 6059), (4891, 5810), (5110, 5561)]