5449780

素因数分解:

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

素因数の和:173

約数の個数: 72

約数和(自身を含む): 13674528

約数和(自身を除く): 8224748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 83, 98, 134, 140, 166, 196, 245, 268, 332, 335, 415, 469, 490, 581, 670, 830, 938, 980, 1162, 1340, 1660, 1876, 2324, 2345, 2905, 3283, 4067, 4690, 5561, 5810, 6566, 8134, 9380, 11122, 11620, 13132, 16268, 16415, 20335, 22244, 27805, 32830, 38927, 40670, 55610, 65660, 77854, 81340, 111220, 155708, 194635, 272489, 389270, 544978, 778540, 1089956, 1362445, 2724890, 5449780]

約数ペア:

[(1, 5449780), (2, 2724890), (4, 1362445), (5, 1089956), (7, 778540), (10, 544978), (14, 389270), (20, 272489), (28, 194635), (35, 155708), (49, 111220), (67, 81340), (70, 77854), (83, 65660), (98, 55610), (134, 40670), (140, 38927), (166, 32830), (196, 27805), (245, 22244), (268, 20335), (332, 16415), (335, 16268), (415, 13132), (469, 11620), (490, 11122), (581, 9380), (670, 8134), (830, 6566), (938, 5810), (980, 5561), (1162, 4690), (1340, 4067), (1660, 3283), (1876, 2905), (2324, 2345)]