542173670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 1032514560

約数和(自身を除く): 490340890

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 139, 193, 215, 235, 278, 386, 430, 470, 695, 965, 1390, 1930, 2021, 4042, 5977, 6533, 8299, 9071, 10105, 11954, 13066, 16598, 18142, 20210, 26827, 29885, 32665, 41495, 45355, 53654, 59770, 65330, 82990, 90710, 134135, 268270, 280919, 390053, 561838, 780106, 1153561, 1260869, 1404595, 1950265, 2307122, 2521738, 2809190, 3900530, 5767805, 6304345, 11535610, 12608690, 54217367, 108434734, 271086835, 542173670]

約数ペア:

[(1, 542173670), (2, 271086835), (5, 108434734), (10, 54217367), (43, 12608690), (47, 11535610), (86, 6304345), (94, 5767805), (139, 3900530), (193, 2809190), (215, 2521738), (235, 2307122), (278, 1950265), (386, 1404595), (430, 1260869), (470, 1153561), (695, 780106), (965, 561838), (1390, 390053), (1930, 280919), (2021, 268270), (4042, 134135), (5977, 90710), (6533, 82990), (8299, 65330), (9071, 59770), (10105, 53654), (11954, 45355), (13066, 41495), (16598, 32665), (18142, 29885), (20210, 26827)]