20565692760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1663891}}^1$

素因数の和:1664008

約数の個数: 64

約数和(自身を含む): 62296116480

約数和(自身を除く): 41730423720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 1663891, 3327782, 4991673, 6655564, 8319455, 9983346, 13311128, 16638910, 19966692, 24958365, 33277820, 39933384, 49916730, 66555640, 99833460, 171380773, 199666920, 342761546, 514142319, 685523092, 856903865, 1028284638, 1371046184, 1713807730, 2056569276, 2570711595, 3427615460, 4113138552, 5141423190, 6855230920, 10282846380, 20565692760]

約数ペア:

[(1, 20565692760), (2, 10282846380), (3, 6855230920), (4, 5141423190), (5, 4113138552), (6, 3427615460), (8, 2570711595), (10, 2056569276), (12, 1713807730), (15, 1371046184), (20, 1028284638), (24, 856903865), (30, 685523092), (40, 514142319), (60, 342761546), (103, 199666920), (120, 171380773), (206, 99833460), (309, 66555640), (412, 49916730), (515, 39933384), (618, 33277820), (824, 24958365), (1030, 19966692), (1236, 16638910), (1545, 13311128), (2060, 9983346), (2472, 8319455), (3090, 6655564), (4120, 4991673), (6180, 3327782), (12360, 1663891)]