30787588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 30176252

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 71, 124, 142, 269, 284, 403, 538, 806, 923, 1076, 1612, 1846, 2201, 3497, 3692, 4402, 6994, 8339, 8804, 13988, 16678, 19099, 28613, 33356, 38198, 57226, 76396, 108407, 114452, 216814, 248287, 433628, 496574, 592069, 993148, 1184138, 2368276, 7696897, 15393794, 30787588]

約数ペア:

[(1, 30787588), (2, 15393794), (4, 7696897), (13, 2368276), (26, 1184138), (31, 993148), (52, 592069), (62, 496574), (71, 433628), (124, 248287), (142, 216814), (269, 114452), (284, 108407), (403, 76396), (538, 57226), (806, 38198), (923, 33356), (1076, 28613), (1612, 19099), (1846, 16678), (2201, 13988), (3497, 8804), (3692, 8339), (4402, 6994)]