23628180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 66528000

約数和(自身を除く): 42899820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 1999, 2364, 2955, 3940, 3998, 5910, 5997, 7996, 9995, 11820, 11994, 19990, 23988, 29985, 39980, 59970, 119940, 393803, 787606, 1181409, 1575212, 1969015, 2362818, 3938030, 4725636, 5907045, 7876060, 11814090, 23628180]

約数ペア:

[(1, 23628180), (2, 11814090), (3, 7876060), (4, 5907045), (5, 4725636), (6, 3938030), (10, 2362818), (12, 1969015), (15, 1575212), (20, 1181409), (30, 787606), (60, 393803), (197, 119940), (394, 59970), (591, 39980), (788, 29985), (985, 23988), (1182, 19990), (1970, 11994), (1999, 11820), (2364, 9995), (2955, 7996), (3940, 5997), (3998, 5910)]