40203478

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19273}}^1$

素因数の和:19431

約数の個数: 16

約数和(自身を含む): 69386400

約数和(自身を除く): 29182922

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 19273, 38546, 134911, 269822, 2871677, 5743354, 20101739, 40203478]

約数ペア:

[(1, 40203478), (2, 20101739), (7, 5743354), (14, 2871677), (149, 269822), (298, 134911), (1043, 38546), (2086, 19273)]