23217740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12757}}^1$

素因数の和:12786

約数の個数: 48

約数和(自身を含む): 60013632

約数和(自身を除く): 36795892

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 12757, 25514, 51028, 63785, 89299, 127570, 165841, 178598, 255140, 331682, 357196, 446495, 663364, 829205, 892990, 1160887, 1658410, 1785980, 2321774, 3316820, 4643548, 5804435, 11608870, 23217740]

約数ペア:

[(1, 23217740), (2, 11608870), (4, 5804435), (5, 4643548), (7, 3316820), (10, 2321774), (13, 1785980), (14, 1658410), (20, 1160887), (26, 892990), (28, 829205), (35, 663364), (52, 446495), (65, 357196), (70, 331682), (91, 255140), (130, 178598), (140, 165841), (182, 127570), (260, 89299), (364, 63785), (455, 51028), (910, 25514), (1820, 12757)]