20132643280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1\times {\mathrm{6679}}^1$

素因数の和:7652

約数の個数: 80

約数和(自身を含む): 48009427200

約数和(自身を除く): 27876783920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 919, 1640, 1838, 3280, 3676, 4595, 6679, 7352, 9190, 13358, 14704, 18380, 26716, 33395, 36760, 37679, 53432, 66790, 73520, 75358, 106864, 133580, 150716, 188395, 267160, 273839, 301432, 376790, 534320, 547678, 602864, 753580, 1095356, 1369195, 1507160, 2190712, 2738390, 3014320, 4381424, 5476780, 6138001, 10953560, 12276002, 21907120, 24552004, 30690005, 49104008, 61380010, 98208016, 122760020, 245520040, 251658041, 491040080, 503316082, 1006632164, 1258290205, 2013264328, 2516580410, 4026528656, 5033160820, 10066321640, 20132643280]

約数ペア:

[(1, 20132643280), (2, 10066321640), (4, 5033160820), (5, 4026528656), (8, 2516580410), (10, 2013264328), (16, 1258290205), (20, 1006632164), (40, 503316082), (41, 491040080), (80, 251658041), (82, 245520040), (164, 122760020), (205, 98208016), (328, 61380010), (410, 49104008), (656, 30690005), (820, 24552004), (919, 21907120), (1640, 12276002), (1838, 10953560), (3280, 6138001), (3676, 5476780), (4595, 4381424), (6679, 3014320), (7352, 2738390), (9190, 2190712), (13358, 1507160), (14704, 1369195), (18380, 1095356), (26716, 753580), (33395, 602864), (36760, 547678), (37679, 534320), (53432, 376790), (66790, 301432), (73520, 273839), (75358, 267160), (106864, 188395), (133580, 150716)]