20840304

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{5231}}^1$

素因数の和:5325

約数の個数: 40

約数和(自身を含む): 54496512

約数和(自身を除く): 33656208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 5231, 10462, 15693, 20924, 31386, 41848, 62772, 83696, 125544, 251088, 434173, 868346, 1302519, 1736692, 2605038, 3473384, 5210076, 6946768, 10420152, 20840304]

約数ペア:

[(1, 20840304), (2, 10420152), (3, 6946768), (4, 5210076), (6, 3473384), (8, 2605038), (12, 1736692), (16, 1302519), (24, 868346), (48, 434173), (83, 251088), (166, 125544), (249, 83696), (332, 62772), (498, 41848), (664, 31386), (996, 20924), (1328, 15693), (1992, 10462), (3984, 5231)]