20974804920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2533189}}^1$

素因数の和:2533229

約数の個数: 96

約数和(自身を含む): 71131975200

約数和(自身を除く): 50157170280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 2533189, 5066378, 7599567, 10132756, 12665945, 15199134, 20265512, 22798701, 25331890, 30398268, 37997835, 45597402, 50663780, 58263347, 60796536, 75995670, 91194804, 101327560, 113993505, 116526694, 151991340, 174790041, 182389608, 227987010, 233053388, 291316735, 303982680, 349580082, 455974020, 466106776, 524370123, 582633470, 699160164, 873950205, 911948040, 1048740246, 1165266940, 1398320328, 1747900410, 2097480492, 2330533880, 2621850615, 3495800820, 4194960984, 5243701230, 6991601640, 10487402460, 20974804920]

約数ペア:

[(1, 20974804920), (2, 10487402460), (3, 6991601640), (4, 5243701230), (5, 4194960984), (6, 3495800820), (8, 2621850615), (9, 2330533880), (10, 2097480492), (12, 1747900410), (15, 1398320328), (18, 1165266940), (20, 1048740246), (23, 911948040), (24, 873950205), (30, 699160164), (36, 582633470), (40, 524370123), (45, 466106776), (46, 455974020), (60, 349580082), (69, 303982680), (72, 291316735), (90, 233053388), (92, 227987010), (115, 182389608), (120, 174790041), (138, 151991340), (180, 116526694), (184, 113993505), (207, 101327560), (230, 91194804), (276, 75995670), (345, 60796536), (360, 58263347), (414, 50663780), (460, 45597402), (552, 37997835), (690, 30398268), (828, 25331890), (920, 22798701), (1035, 20265512), (1380, 15199134), (1656, 12665945), (2070, 10132756), (2760, 7599567), (4140, 5066378), (8280, 2533189)]