54854440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17359}}^1$

素因数の和:17449

約数の個数: 32

約数和(自身を含む): 124992000

約数和(自身を除く): 70137560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17359, 34718, 69436, 86795, 138872, 173590, 347180, 694360, 1371361, 2742722, 5485444, 6856805, 10970888, 13713610, 27427220, 54854440]

約数ペア:

[(1, 54854440), (2, 27427220), (4, 13713610), (5, 10970888), (8, 6856805), (10, 5485444), (20, 2742722), (40, 1371361), (79, 694360), (158, 347180), (316, 173590), (395, 138872), (632, 86795), (790, 69436), (1580, 34718), (3160, 17359)]