243590260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{2383}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 540691200

約数和(自身を除く): 297100940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 269, 380, 538, 1076, 1345, 2383, 2690, 4766, 5111, 5380, 9532, 10222, 11915, 20444, 23830, 25555, 45277, 47660, 51110, 90554, 102220, 181108, 226385, 452770, 641027, 905540, 1282054, 2564108, 3205135, 6410270, 12179513, 12820540, 24359026, 48718052, 60897565, 121795130, 243590260]

約数ペア:

[(1, 243590260), (2, 121795130), (4, 60897565), (5, 48718052), (10, 24359026), (19, 12820540), (20, 12179513), (38, 6410270), (76, 3205135), (95, 2564108), (190, 1282054), (269, 905540), (380, 641027), (538, 452770), (1076, 226385), (1345, 181108), (2383, 102220), (2690, 90554), (4766, 51110), (5111, 47660), (5380, 45277), (9532, 25555), (10222, 23830), (11915, 20444)]