38684890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 71208720

約数和(自身を除く): 32523830

約数列:

[1, 2, 5, 10, 73, 146, 197, 269, 365, 394, 538, 730, 985, 1345, 1970, 2690, 14381, 19637, 28762, 39274, 52993, 71905, 98185, 105986, 143810, 196370, 264965, 529930, 3868489, 7736978, 19342445, 38684890]

約数ペア:

[(1, 38684890), (2, 19342445), (5, 7736978), (10, 3868489), (73, 529930), (146, 264965), (197, 196370), (269, 143810), (365, 105986), (394, 98185), (538, 71905), (730, 52993), (985, 39274), (1345, 28762), (1970, 19637), (2690, 14381)]