19741542660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15667891}}^1$

素因数の和:15667913

約数の個数: 72

約数和(自身を含む): 68437352256

約数和(自身を除く): 48695809596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15667891, 31335782, 47003673, 62671564, 78339455, 94007346, 109675237, 141011019, 156678910, 188014692, 219350474, 235018365, 282022038, 313357820, 329025711, 438700948, 470036730, 548376185, 564044076, 658051422, 705055095, 940073460, 987077133, 1096752370, 1316102844, 1410110190, 1645128555, 1974154266, 2193504740, 2820220380, 3290257110, 3948308532, 4935385665, 6580514220, 9870771330, 19741542660]

約数ペア:

[(1, 19741542660), (2, 9870771330), (3, 6580514220), (4, 4935385665), (5, 3948308532), (6, 3290257110), (7, 2820220380), (9, 2193504740), (10, 1974154266), (12, 1645128555), (14, 1410110190), (15, 1316102844), (18, 1096752370), (20, 987077133), (21, 940073460), (28, 705055095), (30, 658051422), (35, 564044076), (36, 548376185), (42, 470036730), (45, 438700948), (60, 329025711), (63, 313357820), (70, 282022038), (84, 235018365), (90, 219350474), (105, 188014692), (126, 156678910), (140, 141011019), (180, 109675237), (210, 94007346), (252, 78339455), (315, 62671564), (420, 47003673), (630, 31335782), (1260, 15667891)]