2019613654820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10273}}^1\times {\mathrm{427379}}^1$

素因数の和:437684

約数の個数: 48

約数和(自身を含む): 4426029336960

約数和(自身を除く): 2406415682140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 10273, 20546, 41092, 51365, 102730, 205460, 236279, 427379, 472558, 854758, 945116, 1181395, 1709516, 2136895, 2362790, 4273790, 4725580, 8547580, 9829717, 19659434, 39318868, 49148585, 98297170, 196594340, 4390464467, 8780928934, 17561857868, 21952322335, 43904644670, 87809289340, 100980682741, 201961365482, 403922730964, 504903413705, 1009806827410, 2019613654820]

約数ペア:

[(1, 2019613654820), (2, 1009806827410), (4, 504903413705), (5, 403922730964), (10, 201961365482), (20, 100980682741), (23, 87809289340), (46, 43904644670), (92, 21952322335), (115, 17561857868), (230, 8780928934), (460, 4390464467), (10273, 196594340), (20546, 98297170), (41092, 49148585), (51365, 39318868), (102730, 19659434), (205460, 9829717), (236279, 8547580), (427379, 4725580), (472558, 4273790), (854758, 2362790), (945116, 2136895), (1181395, 1709516)]