40268872

素因数分解:

$2^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1291}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 86512320

約数和(自身を除く): 46243448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 557, 1114, 1291, 2228, 2582, 3899, 4456, 5164, 7798, 9037, 10328, 15596, 18074, 31192, 36148, 72296, 719087, 1438174, 2876348, 5033609, 5752696, 10067218, 20134436, 40268872]

約数ペア:

[(1, 40268872), (2, 20134436), (4, 10067218), (7, 5752696), (8, 5033609), (14, 2876348), (28, 1438174), (56, 719087), (557, 72296), (1114, 36148), (1291, 31192), (2228, 18074), (2582, 15596), (3899, 10328), (4456, 9037), (5164, 7798)]