299597980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1361809}}^1$

素因数の和:1361829

約数の個数: 24

約数和(自身を含む): 686352240

約数和(自身を除く): 386754260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1361809, 2723618, 5447236, 6809045, 13618090, 14979899, 27236180, 29959798, 59919596, 74899495, 149798990, 299597980]

約数ペア:

[(1, 299597980), (2, 149798990), (4, 74899495), (5, 59919596), (10, 29959798), (11, 27236180), (20, 14979899), (22, 13618090), (44, 6809045), (55, 5447236), (110, 2723618), (220, 1361809)]