42940342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{1979}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 67953600

約数和(自身を除く): 25013258

約数列:

[1, 2, 19, 38, 571, 1142, 1979, 3958, 10849, 21698, 37601, 75202, 1130009, 2260018, 21470171, 42940342]

約数ペア:

[(1, 42940342), (2, 21470171), (19, 2260018), (38, 1130009), (571, 75202), (1142, 37601), (1979, 21698), (3958, 10849)]