489603070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 1007769600

約数和(自身を除く): 518166530

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 431, 449, 506, 862, 898, 1265, 2155, 2245, 2530, 4310, 4490, 4741, 4939, 9482, 9878, 9913, 10327, 19826, 20654, 23705, 24695, 47410, 49390, 49565, 51635, 99130, 103270, 109043, 113597, 193519, 218086, 227194, 387038, 545215, 567985, 967595, 1090430, 1135970, 1935190, 2128709, 4257418, 4450937, 8901874, 10643545, 21287090, 22254685, 44509370, 48960307, 97920614, 244801535, 489603070]

約数ペア:

[(1, 489603070), (2, 244801535), (5, 97920614), (10, 48960307), (11, 44509370), (22, 22254685), (23, 21287090), (46, 10643545), (55, 8901874), (110, 4450937), (115, 4257418), (230, 2128709), (253, 1935190), (431, 1135970), (449, 1090430), (506, 967595), (862, 567985), (898, 545215), (1265, 387038), (2155, 227194), (2245, 218086), (2530, 193519), (4310, 113597), (4490, 109043), (4741, 103270), (4939, 99130), (9482, 51635), (9878, 49565), (9913, 49390), (10327, 47410), (19826, 24695), (20654, 23705)]