661058210

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{147229}}^1$

素因数の和:147685

約数の個数: 16

約数和(自身を含む): 1192563000

約数和(自身を除く): 531504790

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 147229, 294458, 736145, 1472290, 66105821, 132211642, 330529105, 661058210]

約数ペア:

[(1, 661058210), (2, 330529105), (5, 132211642), (10, 66105821), (449, 1472290), (898, 736145), (2245, 294458), (4490, 147229)]