248488910

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{3373}}^1$

素因数の和:3572

約数の個数: 32

約数和(自身を含む): 459133920

約数和(自身を除く): 210645010

約数列:

[1, 2, 5, 10, 53, 106, 139, 265, 278, 530, 695, 1390, 3373, 6746, 7367, 14734, 16865, 33730, 36835, 73670, 178769, 357538, 468847, 893845, 937694, 1787690, 2344235, 4688470, 24848891, 49697782, 124244455, 248488910]

約数ペア:

[(1, 248488910), (2, 124244455), (5, 49697782), (10, 24848891), (53, 4688470), (106, 2344235), (139, 1787690), (265, 937694), (278, 893845), (530, 468847), (695, 357538), (1390, 178769), (3373, 73670), (6746, 36835), (7367, 33730), (14734, 16865)]