2040555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 3628800

約数和(自身を除く): 1588245

約数列:

[1, 3, 5, 11, 15, 33, 55, 83, 149, 165, 249, 415, 447, 745, 913, 1245, 1639, 2235, 2739, 4565, 4917, 8195, 12367, 13695, 24585, 37101, 61835, 136037, 185505, 408111, 680185, 2040555]

約数ペア:

[(1, 2040555), (3, 680185), (5, 408111), (11, 185505), (15, 136037), (33, 61835), (55, 37101), (83, 24585), (149, 13695), (165, 12367), (249, 8195), (415, 4917), (447, 4565), (745, 2739), (913, 2235), (1245, 1639)]