19238242860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{447193}}^1$

素因数の和:447447

約数の個数: 72

約数和(自身を含む): 58600301760

約数和(自身を除く): 39362058900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 21510, 43020, 447193, 894386, 1341579, 1788772, 2235965, 2683158, 4024737, 4471930, 5366316, 6707895, 8049474, 8943860, 13415790, 16098948, 20123685, 26831580, 40247370, 80494740, 106879127, 213758254, 320637381, 427516508, 534395635, 641274762, 961912143, 1068791270, 1282549524, 1603186905, 1923824286, 2137582540, 3206373810, 3847648572, 4809560715, 6412747620, 9619121430, 19238242860]

約数ペア:

[(1, 19238242860), (2, 9619121430), (3, 6412747620), (4, 4809560715), (5, 3847648572), (6, 3206373810), (9, 2137582540), (10, 1923824286), (12, 1603186905), (15, 1282549524), (18, 1068791270), (20, 961912143), (30, 641274762), (36, 534395635), (45, 427516508), (60, 320637381), (90, 213758254), (180, 106879127), (239, 80494740), (478, 40247370), (717, 26831580), (956, 20123685), (1195, 16098948), (1434, 13415790), (2151, 8943860), (2390, 8049474), (2868, 6707895), (3585, 5366316), (4302, 4471930), (4780, 4024737), (7170, 2683158), (8604, 2235965), (10755, 1788772), (14340, 1341579), (21510, 894386), (43020, 447193)]