206711180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10891}}^1$

素因数の和:10986

約数の個数: 48

約数和(自身を含む): 473932704

約数和(自身を除く): 267221524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 10891, 18980, 21782, 43564, 54455, 108910, 141583, 217820, 283166, 566332, 707915, 795043, 1415830, 1590086, 2831660, 3180172, 3975215, 7950430, 10335559, 15900860, 20671118, 41342236, 51677795, 103355590, 206711180]

約数ペア:

[(1, 206711180), (2, 103355590), (4, 51677795), (5, 41342236), (10, 20671118), (13, 15900860), (20, 10335559), (26, 7950430), (52, 3975215), (65, 3180172), (73, 2831660), (130, 1590086), (146, 1415830), (260, 795043), (292, 707915), (365, 566332), (730, 283166), (949, 217820), (1460, 141583), (1898, 108910), (3796, 54455), (4745, 43564), (9490, 21782), (10891, 18980)]