1272764103620

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7159}}^1\times {\mathrm{51383}}^1$

素因数の和:58724

約数の個数: 48

約数和(自身を含む): 2688682187520

約数和(自身を除く): 1415918083900

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 7159, 14318, 28636, 35795, 51383, 71590, 102766, 143180, 205532, 256915, 513830, 1027660, 1238507, 2477014, 4954028, 6192535, 8889259, 12385070, 17778518, 24770140, 35557036, 44446295, 88892590, 177785180, 367850897, 735701794, 1471403588, 1839254485, 3678508970, 7357017940, 63638205181, 127276410362, 254552820724, 318191025905, 636382051810, 1272764103620]

約数ペア:

[(1, 1272764103620), (2, 636382051810), (4, 318191025905), (5, 254552820724), (10, 127276410362), (20, 63638205181), (173, 7357017940), (346, 3678508970), (692, 1839254485), (865, 1471403588), (1730, 735701794), (3460, 367850897), (7159, 177785180), (14318, 88892590), (28636, 44446295), (35795, 35557036), (51383, 24770140), (71590, 17778518), (102766, 12385070), (143180, 8889259), (205532, 6192535), (256915, 4954028), (513830, 2477014), (1027660, 1238507)]