1380412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 2666160

約数和(自身を除く): 1285748

約数列:

[1, 2, 4, 11, 22, 44, 137, 229, 274, 458, 548, 916, 1507, 2519, 3014, 5038, 6028, 10076, 31373, 62746, 125492, 345103, 690206, 1380412]

約数ペア:

[(1, 1380412), (2, 690206), (4, 345103), (11, 125492), (22, 62746), (44, 31373), (137, 10076), (229, 6028), (274, 5038), (458, 3014), (548, 2519), (916, 1507)]