41899040

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2145

約数の個数: 48

約数和(自身を含む): 99792000

約数和(自身を除く): 57892960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 1999, 2096, 2620, 3998, 4192, 5240, 7996, 9995, 10480, 15992, 19990, 20960, 31984, 39980, 63968, 79960, 159920, 261869, 319840, 523738, 1047476, 1309345, 2094952, 2618690, 4189904, 5237380, 8379808, 10474760, 20949520, 41899040]

約数ペア:

[(1, 41899040), (2, 20949520), (4, 10474760), (5, 8379808), (8, 5237380), (10, 4189904), (16, 2618690), (20, 2094952), (32, 1309345), (40, 1047476), (80, 523738), (131, 319840), (160, 261869), (262, 159920), (524, 79960), (655, 63968), (1048, 39980), (1310, 31984), (1999, 20960), (2096, 19990), (2620, 15992), (3998, 10480), (4192, 9995), (5240, 7996)]