16530580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2591}}^1$

素因数の和:2640

約数の個数: 48

約数和(自身を含む): 39191040

約数和(自身を除く): 22660460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2591, 3190, 5182, 6380, 10364, 12955, 25910, 28501, 51820, 57002, 75139, 114004, 142505, 150278, 285010, 300556, 375695, 570020, 751390, 826529, 1502780, 1653058, 3306116, 4132645, 8265290, 16530580]

約数ペア:

[(1, 16530580), (2, 8265290), (4, 4132645), (5, 3306116), (10, 1653058), (11, 1502780), (20, 826529), (22, 751390), (29, 570020), (44, 375695), (55, 300556), (58, 285010), (110, 150278), (116, 142505), (145, 114004), (220, 75139), (290, 57002), (319, 51820), (580, 28501), (638, 25910), (1276, 12955), (1595, 10364), (2591, 6380), (3190, 5182)]