1255830040

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{62417}}^1$

素因数の和:62931

約数の個数: 32

約数和(自身を含む): 2831280480

約数和(自身を除く): 1575450440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 10060, 20120, 62417, 124834, 249668, 312085, 499336, 624170, 1248340, 2496680, 31395751, 62791502, 125583004, 156978755, 251166008, 313957510, 627915020, 1255830040]

約数ペア:

[(1, 1255830040), (2, 627915020), (4, 313957510), (5, 251166008), (8, 156978755), (10, 125583004), (20, 62791502), (40, 31395751), (503, 2496680), (1006, 1248340), (2012, 624170), (2515, 499336), (4024, 312085), (5030, 249668), (10060, 124834), (20120, 62417)]