30806660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 68052096

約数和(自身を除く): 37245436

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 347, 386, 460, 694, 772, 965, 1388, 1735, 1930, 3470, 3860, 4439, 6940, 7981, 8878, 15962, 17756, 22195, 31924, 39905, 44390, 66971, 79810, 88780, 133942, 159620, 267884, 334855, 669710, 1339420, 1540333, 3080666, 6161332, 7701665, 15403330, 30806660]

約数ペア:

[(1, 30806660), (2, 15403330), (4, 7701665), (5, 6161332), (10, 3080666), (20, 1540333), (23, 1339420), (46, 669710), (92, 334855), (115, 267884), (193, 159620), (230, 133942), (347, 88780), (386, 79810), (460, 66971), (694, 44390), (772, 39905), (965, 31924), (1388, 22195), (1735, 17756), (1930, 15962), (3470, 8878), (3860, 7981), (4439, 6940)]