20111222320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{207589}}^1$

素因数の和:207782

約数の個数: 80

約数和(自身を含む): 53747542080

約数和(自身を除く): 33636319760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 865, 1211, 1384, 1730, 2422, 2768, 3460, 4844, 6055, 6920, 9688, 12110, 13840, 19376, 24220, 48440, 96880, 207589, 415178, 830356, 1037945, 1453123, 1660712, 2075890, 2906246, 3321424, 4151780, 5812492, 7265615, 8303560, 11624984, 14531230, 16607120, 23249968, 29062460, 35912897, 58124920, 71825794, 116249840, 143651588, 179564485, 251390279, 287303176, 359128970, 502780558, 574606352, 718257940, 1005561116, 1256951395, 1436515880, 2011122232, 2513902790, 2873031760, 4022244464, 5027805580, 10055611160, 20111222320]

約数ペア:

[(1, 20111222320), (2, 10055611160), (4, 5027805580), (5, 4022244464), (7, 2873031760), (8, 2513902790), (10, 2011122232), (14, 1436515880), (16, 1256951395), (20, 1005561116), (28, 718257940), (35, 574606352), (40, 502780558), (56, 359128970), (70, 287303176), (80, 251390279), (112, 179564485), (140, 143651588), (173, 116249840), (280, 71825794), (346, 58124920), (560, 35912897), (692, 29062460), (865, 23249968), (1211, 16607120), (1384, 14531230), (1730, 11624984), (2422, 8303560), (2768, 7265615), (3460, 5812492), (4844, 4151780), (6055, 3321424), (6920, 2906246), (9688, 2075890), (12110, 1660712), (13840, 1453123), (19376, 1037945), (24220, 830356), (48440, 415178), (96880, 207589)]