2000202880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18493}}^1$

素因数の和:18538

約数の個数: 96

約数和(自身を含む): 5178135060

約数和(自身を除く): 3177932180

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1352, 1664, 1690, 2080, 2704, 3380, 4160, 5408, 6760, 8320, 10816, 13520, 18493, 21632, 27040, 36986, 54080, 73972, 92465, 108160, 147944, 184930, 240409, 295888, 369860, 480818, 591776, 739720, 961636, 1183552, 1202045, 1479440, 1923272, 2367104, 2404090, 2958880, 3125317, 3846544, 4808180, 5917760, 6250634, 7693088, 9616360, 11835520, 12501268, 15386176, 15626585, 19232720, 25002536, 30772352, 31253170, 38465440, 50005072, 62506340, 76930880, 100010144, 125012680, 153861760, 200020288, 250025360, 400040576, 500050720, 1000101440, 2000202880]

約数ペア:

[(1, 2000202880), (2, 1000101440), (4, 500050720), (5, 400040576), (8, 250025360), (10, 200020288), (13, 153861760), (16, 125012680), (20, 100010144), (26, 76930880), (32, 62506340), (40, 50005072), (52, 38465440), (64, 31253170), (65, 30772352), (80, 25002536), (104, 19232720), (128, 15626585), (130, 15386176), (160, 12501268), (169, 11835520), (208, 9616360), (260, 7693088), (320, 6250634), (338, 5917760), (416, 4808180), (520, 3846544), (640, 3125317), (676, 2958880), (832, 2404090), (845, 2367104), (1040, 1923272), (1352, 1479440), (1664, 1202045), (1690, 1183552), (2080, 961636), (2704, 739720), (3380, 591776), (4160, 480818), (5408, 369860), (6760, 295888), (8320, 240409), (10816, 184930), (13520, 147944), (18493, 108160), (21632, 92465), (27040, 73972), (36986, 54080)]