20362375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 7942265

約数列:

[1, 5, 11, 25, 55, 59, 125, 251, 275, 295, 649, 1255, 1375, 1475, 2761, 3245, 6275, 7375, 13805, 14809, 16225, 31375, 69025, 74045, 81125, 162899, 345125, 370225, 814495, 1851125, 4072475, 20362375]

約数ペア:

[(1, 20362375), (5, 4072475), (11, 1851125), (25, 814495), (55, 370225), (59, 345125), (125, 162899), (251, 81125), (275, 74045), (295, 69025), (649, 31375), (1255, 16225), (1375, 14809), (1475, 13805), (2761, 7375), (3245, 6275)]