40209896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1091}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 80196480

約数和(自身を除く): 39986584

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 542, 1084, 1091, 2168, 2182, 4364, 4607, 8728, 9214, 18428, 18547, 36856, 37094, 74188, 148376, 295661, 591322, 1182644, 2365288, 5026237, 10052474, 20104948, 40209896]

約数ペア:

[(1, 40209896), (2, 20104948), (4, 10052474), (8, 5026237), (17, 2365288), (34, 1182644), (68, 591322), (136, 295661), (271, 148376), (542, 74188), (1084, 37094), (1091, 36856), (2168, 18547), (2182, 18428), (4364, 9214), (4607, 8728)]