1204505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 1574400

約数和(自身を除く): 369895

約数列:

[1, 5, 19, 31, 95, 155, 409, 589, 2045, 2945, 7771, 12679, 38855, 63395, 240901, 1204505]

約数ペア:

[(1, 1204505), (5, 240901), (19, 63395), (31, 38855), (95, 12679), (155, 7771), (409, 2945), (589, 2045)]