20111251920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1009601}}^1$

素因数の和:1009700

約数の個数: 80

約数和(自身を含む): 63096086592

約数和(自身を除く): 42984834672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 3320, 3984, 4980, 6640, 9960, 19920, 1009601, 2019202, 3028803, 4038404, 5048005, 6057606, 8076808, 10096010, 12115212, 15144015, 16153616, 20192020, 24230424, 30288030, 40384040, 48460848, 60576060, 80768080, 83796883, 121152120, 167593766, 242304240, 251390649, 335187532, 418984415, 502781298, 670375064, 837968830, 1005562596, 1256953245, 1340750128, 1675937660, 2011125192, 2513906490, 3351875320, 4022250384, 5027812980, 6703750640, 10055625960, 20111251920]

約数ペア:

[(1, 20111251920), (2, 10055625960), (3, 6703750640), (4, 5027812980), (5, 4022250384), (6, 3351875320), (8, 2513906490), (10, 2011125192), (12, 1675937660), (15, 1340750128), (16, 1256953245), (20, 1005562596), (24, 837968830), (30, 670375064), (40, 502781298), (48, 418984415), (60, 335187532), (80, 251390649), (83, 242304240), (120, 167593766), (166, 121152120), (240, 83796883), (249, 80768080), (332, 60576060), (415, 48460848), (498, 40384040), (664, 30288030), (830, 24230424), (996, 20192020), (1245, 16153616), (1328, 15144015), (1660, 12115212), (1992, 10096010), (2490, 8076808), (3320, 6057606), (3984, 5048005), (4980, 4038404), (6640, 3028803), (9960, 2019202), (19920, 1009601)]