40294544

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81239}}^1$

素因数の和:81278

約数の個数: 20

約数和(自身を含む): 80590080

約数和(自身を除く): 40295536

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81239, 162478, 324956, 649912, 1299824, 2518409, 5036818, 10073636, 20147272, 40294544]

約数ペア:

[(1, 40294544), (2, 20147272), (4, 10073636), (8, 5036818), (16, 2518409), (31, 1299824), (62, 649912), (124, 324956), (248, 162478), (496, 81239)]