17939911280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{17737}}^1$

素因数の和:18066

約数の個数: 80

約数和(自身を含む): 42758513280

約数和(自身を除く): 24818602000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 269, 376, 470, 538, 752, 940, 1076, 1345, 1880, 2152, 2690, 3760, 4304, 5380, 10760, 12643, 17737, 21520, 25286, 35474, 50572, 63215, 70948, 88685, 101144, 126430, 141896, 177370, 202288, 252860, 283792, 354740, 505720, 709480, 833639, 1011440, 1418960, 1667278, 3334556, 4168195, 4771253, 6669112, 8336390, 9542506, 13338224, 16672780, 19085012, 23856265, 33345560, 38170024, 47712530, 66691120, 76340048, 95425060, 190850120, 224248891, 381700240, 448497782, 896995564, 1121244455, 1793991128, 2242488910, 3587982256, 4484977820, 8969955640, 17939911280]

約数ペア:

[(1, 17939911280), (2, 8969955640), (4, 4484977820), (5, 3587982256), (8, 2242488910), (10, 1793991128), (16, 1121244455), (20, 896995564), (40, 448497782), (47, 381700240), (80, 224248891), (94, 190850120), (188, 95425060), (235, 76340048), (269, 66691120), (376, 47712530), (470, 38170024), (538, 33345560), (752, 23856265), (940, 19085012), (1076, 16672780), (1345, 13338224), (1880, 9542506), (2152, 8336390), (2690, 6669112), (3760, 4771253), (4304, 4168195), (5380, 3334556), (10760, 1667278), (12643, 1418960), (17737, 1011440), (21520, 833639), (25286, 709480), (35474, 505720), (50572, 354740), (63215, 283792), (70948, 252860), (88685, 202288), (101144, 177370), (126430, 141896)]