20161709580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2565103}}^1$

素因数の和:2565246

約数の個数: 48

約数和(自身を含む): 56883746304

約数和(自身を除く): 36722036724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 2565103, 5130206, 7695309, 10260412, 12825515, 15390618, 25651030, 30781236, 38476545, 51302060, 76953090, 153906180, 336028493, 672056986, 1008085479, 1344113972, 1680142465, 2016170958, 3360284930, 4032341916, 5040427395, 6720569860, 10080854790, 20161709580]

約数ペア:

[(1, 20161709580), (2, 10080854790), (3, 6720569860), (4, 5040427395), (5, 4032341916), (6, 3360284930), (10, 2016170958), (12, 1680142465), (15, 1344113972), (20, 1008085479), (30, 672056986), (60, 336028493), (131, 153906180), (262, 76953090), (393, 51302060), (524, 38476545), (655, 30781236), (786, 25651030), (1310, 15390618), (1572, 12825515), (1965, 10260412), (2620, 7695309), (3930, 5130206), (7860, 2565103)]