2019996275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5413}}^1$

素因数の和:5516

約数の個数: 48

約数和(自身を含む): 2900171520

約数和(自身を除く): 880175245

約数列:

[1, 5, 11, 23, 25, 55, 59, 115, 253, 275, 295, 575, 649, 1265, 1357, 1475, 3245, 5413, 6325, 6785, 14927, 16225, 27065, 33925, 59543, 74635, 124499, 135325, 297715, 319367, 373175, 622495, 1369489, 1488575, 1596835, 3112475, 3513037, 6847445, 7345441, 7984175, 17565185, 34237225, 36727205, 80799851, 87825925, 183636025, 403999255, 2019996275]

約数ペア:

[(1, 2019996275), (5, 403999255), (11, 183636025), (23, 87825925), (25, 80799851), (55, 36727205), (59, 34237225), (115, 17565185), (253, 7984175), (275, 7345441), (295, 6847445), (575, 3513037), (649, 3112475), (1265, 1596835), (1357, 1488575), (1475, 1369489), (3245, 622495), (5413, 373175), (6325, 319367), (6785, 297715), (14927, 135325), (16225, 124499), (27065, 74635), (33925, 59543)]