40090972

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 71734320

約数和(自身を除く): 31643348

約数列:

[1, 2, 4, 59, 118, 236, 257, 514, 661, 1028, 1322, 2644, 15163, 30326, 38999, 60652, 77998, 155996, 169877, 339754, 679508, 10022743, 20045486, 40090972]

約数ペア:

[(1, 40090972), (2, 20045486), (4, 10022743), (59, 679508), (118, 339754), (236, 169877), (257, 155996), (514, 77998), (661, 60652), (1028, 38999), (1322, 30326), (2644, 15163)]