1279484470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{130693}}^1$

素因数の和:130800

約数の個数: 32

約数和(自身を含む): 2540691360

約数和(自身を除く): 1261206890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 130693, 261386, 653465, 1306930, 1437623, 2875246, 7188115, 11631677, 14376230, 23263354, 58158385, 116316770, 127948447, 255896894, 639742235, 1279484470]

約数ペア:

[(1, 1279484470), (2, 639742235), (5, 255896894), (10, 127948447), (11, 116316770), (22, 58158385), (55, 23263354), (89, 14376230), (110, 11631677), (178, 7188115), (445, 2875246), (890, 1437623), (979, 1306930), (1958, 653465), (4895, 261386), (9790, 130693)]