2490518860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{23159}}^1$

素因数の和:23470

約数の個数: 48

約数和(自身を含む): 5525049600

約数和(自身を除く): 3034530740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 283, 380, 566, 1132, 1415, 2830, 5377, 5660, 10754, 21508, 23159, 26885, 46318, 53770, 92636, 107540, 115795, 231590, 440021, 463180, 880042, 1760084, 2200105, 4400210, 6553997, 8800420, 13107994, 26215988, 32769985, 65539970, 124525943, 131079940, 249051886, 498103772, 622629715, 1245259430, 2490518860]

約数ペア:

[(1, 2490518860), (2, 1245259430), (4, 622629715), (5, 498103772), (10, 249051886), (19, 131079940), (20, 124525943), (38, 65539970), (76, 32769985), (95, 26215988), (190, 13107994), (283, 8800420), (380, 6553997), (566, 4400210), (1132, 2200105), (1415, 1760084), (2830, 880042), (5377, 463180), (5660, 440021), (10754, 231590), (21508, 115795), (23159, 107540), (26885, 92636), (46318, 53770)]