7971320

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{83}}^1$

素因数の和:122

約数の個数: 80

約数和(自身を含む): 21175560

約数和(自身を除く): 13204240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 83, 98, 140, 166, 196, 245, 280, 332, 343, 392, 415, 490, 581, 664, 686, 830, 980, 1162, 1372, 1660, 1715, 1960, 2324, 2401, 2744, 2905, 3320, 3430, 4067, 4648, 4802, 5810, 6860, 8134, 9604, 11620, 12005, 13720, 16268, 19208, 20335, 23240, 24010, 28469, 32536, 40670, 48020, 56938, 81340, 96040, 113876, 142345, 162680, 199283, 227752, 284690, 398566, 569380, 797132, 996415, 1138760, 1594264, 1992830, 3985660, 7971320]

約数ペア:

[(1, 7971320), (2, 3985660), (4, 1992830), (5, 1594264), (7, 1138760), (8, 996415), (10, 797132), (14, 569380), (20, 398566), (28, 284690), (35, 227752), (40, 199283), (49, 162680), (56, 142345), (70, 113876), (83, 96040), (98, 81340), (140, 56938), (166, 48020), (196, 40670), (245, 32536), (280, 28469), (332, 24010), (343, 23240), (392, 20335), (415, 19208), (490, 16268), (581, 13720), (664, 12005), (686, 11620), (830, 9604), (980, 8134), (1162, 6860), (1372, 5810), (1660, 4802), (1715, 4648), (1960, 4067), (2324, 3430), (2401, 3320), (2744, 2905)]