313636651340

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{79603211}}^1$

素因数の和:79603417

約数の個数: 24

約数和(自身を含む): 661980310992

約数和(自身を除く): 348343659652

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 79603211, 159206422, 318412844, 398016055, 796032110, 1592064220, 15681832567, 31363665134, 62727330268, 78409162835, 156818325670, 313636651340]

約数ペア:

[(1, 313636651340), (2, 156818325670), (4, 78409162835), (5, 62727330268), (10, 31363665134), (20, 15681832567), (197, 1592064220), (394, 796032110), (788, 398016055), (985, 318412844), (1970, 159206422), (3940, 79603211)]