26157660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2213}}^1$

素因数の和:2422

約数の個数: 48

約数和(自身を含む): 73646496

約数和(自身を除く): 47488836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2213, 2364, 2955, 3940, 4426, 5910, 6639, 8852, 11065, 11820, 13278, 22130, 26556, 33195, 44260, 66390, 132780, 435961, 871922, 1307883, 1743844, 2179805, 2615766, 4359610, 5231532, 6539415, 8719220, 13078830, 26157660]

約数ペア:

[(1, 26157660), (2, 13078830), (3, 8719220), (4, 6539415), (5, 5231532), (6, 4359610), (10, 2615766), (12, 2179805), (15, 1743844), (20, 1307883), (30, 871922), (60, 435961), (197, 132780), (394, 66390), (591, 44260), (788, 33195), (985, 26556), (1182, 22130), (1970, 13278), (2213, 11820), (2364, 11065), (2955, 8852), (3940, 6639), (4426, 5910)]