7428870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 19459440

約数和(自身を除く): 12030570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 419, 591, 838, 985, 1182, 1257, 1773, 1970, 2095, 2514, 2955, 3546, 3771, 4190, 5910, 6285, 7542, 8865, 12570, 17730, 18855, 37710, 82543, 165086, 247629, 412715, 495258, 742887, 825430, 1238145, 1485774, 2476290, 3714435, 7428870]

約数ペア:

[(1, 7428870), (2, 3714435), (3, 2476290), (5, 1485774), (6, 1238145), (9, 825430), (10, 742887), (15, 495258), (18, 412715), (30, 247629), (45, 165086), (90, 82543), (197, 37710), (394, 18855), (419, 17730), (591, 12570), (838, 8865), (985, 7542), (1182, 6285), (1257, 5910), (1773, 4190), (1970, 3771), (2095, 3546), (2514, 2955)]