47102020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10853}}^1$

素因数の和:10900

約数の個数: 48

約数和(自身を含む): 116702208

約数和(自身を除く): 69600188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 10853, 21706, 43412, 54265, 75971, 108530, 151942, 217060, 303884, 336443, 379855, 672886, 759710, 1345772, 1519420, 1682215, 2355101, 3364430, 4710202, 6728860, 9420404, 11775505, 23551010, 47102020]

約数ペア:

[(1, 47102020), (2, 23551010), (4, 11775505), (5, 9420404), (7, 6728860), (10, 4710202), (14, 3364430), (20, 2355101), (28, 1682215), (31, 1519420), (35, 1345772), (62, 759710), (70, 672886), (124, 379855), (140, 336443), (155, 303884), (217, 217060), (310, 151942), (434, 108530), (620, 75971), (868, 54265), (1085, 43412), (2170, 21706), (4340, 10853)]