1139941580

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{88919}}^1$

素因数の和:89569

約数の個数: 24

約数和(自身を含む): 2397638880

約数和(自身を除く): 1257697300

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 88919, 177838, 355676, 444595, 889190, 1778380, 56997079, 113994158, 227988316, 284985395, 569970790, 1139941580]

約数ペア:

[(1, 1139941580), (2, 569970790), (4, 284985395), (5, 227988316), (10, 113994158), (20, 56997079), (641, 1778380), (1282, 889190), (2564, 444595), (3205, 355676), (6410, 177838), (12820, 88919)]