243150380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{25703}}^1$

素因数の和:25766

約数の個数: 48

約数和(自身を含む): 570011904

約数和(自身を除く): 326861524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 25703, 51406, 102812, 128515, 257030, 282733, 514060, 565466, 1105229, 1130932, 1413665, 2210458, 2827330, 4420916, 5526145, 5654660, 11052290, 12157519, 22104580, 24315038, 48630076, 60787595, 121575190, 243150380]

約数ペア:

[(1, 243150380), (2, 121575190), (4, 60787595), (5, 48630076), (10, 24315038), (11, 22104580), (20, 12157519), (22, 11052290), (43, 5654660), (44, 5526145), (55, 4420916), (86, 2827330), (110, 2210458), (172, 1413665), (215, 1130932), (220, 1105229), (430, 565466), (473, 514060), (860, 282733), (946, 257030), (1892, 128515), (2365, 102812), (4730, 51406), (9460, 25703)]