20165832780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{431447}}^1$

素因数の和:431519

約数の個数: 96

約数和(自身を含む): 60885941760

約数和(自身を除く): 40720108980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 76, 82, 95, 114, 123, 164, 190, 205, 228, 246, 285, 380, 410, 492, 570, 615, 779, 820, 1140, 1230, 1558, 2337, 2460, 3116, 3895, 4674, 7790, 9348, 11685, 15580, 23370, 46740, 431447, 862894, 1294341, 1725788, 2157235, 2588682, 4314470, 5177364, 6471705, 8197493, 8628940, 12943410, 16394986, 17689327, 24592479, 25886820, 32789972, 35378654, 40987465, 49184958, 53067981, 70757308, 81974930, 88446635, 98369916, 106135962, 122962395, 163949860, 176893270, 212271924, 245924790, 265339905, 336097213, 353786540, 491849580, 530679810, 672194426, 1008291639, 1061359620, 1344388852, 1680486065, 2016583278, 3360972130, 4033166556, 5041458195, 6721944260, 10082916390, 20165832780]

約数ペア:

[(1, 20165832780), (2, 10082916390), (3, 6721944260), (4, 5041458195), (5, 4033166556), (6, 3360972130), (10, 2016583278), (12, 1680486065), (15, 1344388852), (19, 1061359620), (20, 1008291639), (30, 672194426), (38, 530679810), (41, 491849580), (57, 353786540), (60, 336097213), (76, 265339905), (82, 245924790), (95, 212271924), (114, 176893270), (123, 163949860), (164, 122962395), (190, 106135962), (205, 98369916), (228, 88446635), (246, 81974930), (285, 70757308), (380, 53067981), (410, 49184958), (492, 40987465), (570, 35378654), (615, 32789972), (779, 25886820), (820, 24592479), (1140, 17689327), (1230, 16394986), (1558, 12943410), (2337, 8628940), (2460, 8197493), (3116, 6471705), (3895, 5177364), (4674, 4314470), (7790, 2588682), (9348, 2157235), (11685, 1725788), (15580, 1294341), (23370, 862894), (46740, 431447)]