2080999960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{39623}}^1$

素因数の和:39748

約数の個数: 64

約数和(自身を含む): 5092476480

約数和(自身を除く): 3011476520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1313, 2020, 2626, 4040, 5252, 6565, 10504, 13130, 26260, 39623, 52520, 79246, 158492, 198115, 316984, 396230, 515099, 792460, 1030198, 1584920, 2060396, 2575495, 4001923, 4120792, 5150990, 8003846, 10301980, 16007692, 20009615, 20603960, 32015384, 40019230, 52024999, 80038460, 104049998, 160076920, 208099996, 260124995, 416199992, 520249990, 1040499980, 2080999960]

約数ペア:

[(1, 2080999960), (2, 1040499980), (4, 520249990), (5, 416199992), (8, 260124995), (10, 208099996), (13, 160076920), (20, 104049998), (26, 80038460), (40, 52024999), (52, 40019230), (65, 32015384), (101, 20603960), (104, 20009615), (130, 16007692), (202, 10301980), (260, 8003846), (404, 5150990), (505, 4120792), (520, 4001923), (808, 2575495), (1010, 2060396), (1313, 1584920), (2020, 1030198), (2626, 792460), (4040, 515099), (5252, 396230), (6565, 316984), (10504, 198115), (13130, 158492), (26260, 79246), (39623, 52520)]