20344548290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{11057}}^1$

素因数の和:11507

約数の個数: 64

約数和(自身を含む): 40987140480

約数和(自身を除く): 20642592190

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 389, 430, 473, 778, 946, 1945, 2365, 3890, 4279, 4730, 8558, 11057, 16727, 21395, 22114, 33454, 42790, 55285, 83635, 110570, 121627, 167270, 183997, 243254, 367994, 475451, 608135, 919985, 950902, 1216270, 1839970, 2377255, 4301173, 4754510, 5229961, 8602346, 10459922, 21505865, 26149805, 43011730, 47312903, 52299610, 94625806, 184950439, 236564515, 369900878, 473129030, 924752195, 1849504390, 2034454829, 4068909658, 10172274145, 20344548290]

約数ペア:

[(1, 20344548290), (2, 10172274145), (5, 4068909658), (10, 2034454829), (11, 1849504390), (22, 924752195), (43, 473129030), (55, 369900878), (86, 236564515), (110, 184950439), (215, 94625806), (389, 52299610), (430, 47312903), (473, 43011730), (778, 26149805), (946, 21505865), (1945, 10459922), (2365, 8602346), (3890, 5229961), (4279, 4754510), (4730, 4301173), (8558, 2377255), (11057, 1839970), (16727, 1216270), (21395, 950902), (22114, 919985), (33454, 608135), (42790, 475451), (55285, 367994), (83635, 243254), (110570, 183997), (121627, 167270)]