20159540920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12292403}}^1$

素因数の和:12292455

約数の個数: 32

約数和(自身を含む): 46465287120

約数和(自身を除く): 26305746200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 12292403, 24584806, 49169612, 61462015, 98339224, 122924030, 245848060, 491696120, 503988523, 1007977046, 2015954092, 2519942615, 4031908184, 5039885230, 10079770460, 20159540920]

約数ペア:

[(1, 20159540920), (2, 10079770460), (4, 5039885230), (5, 4031908184), (8, 2519942615), (10, 2015954092), (20, 1007977046), (40, 503988523), (41, 491696120), (82, 245848060), (164, 122924030), (205, 98339224), (328, 61462015), (410, 49169612), (820, 24584806), (1640, 12292403)]