55074440

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8447}}^1$

素因数の和:8621

約数の個数: 32

約数和(自身を含む): 124692480

約数和(自身を除く): 69618040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 8447, 16894, 33788, 42235, 67576, 84470, 168940, 337880, 1376861, 2753722, 5507444, 6884305, 11014888, 13768610, 27537220, 55074440]

約数ペア:

[(1, 55074440), (2, 27537220), (4, 13768610), (5, 11014888), (8, 6884305), (10, 5507444), (20, 2753722), (40, 1376861), (163, 337880), (326, 168940), (652, 84470), (815, 67576), (1304, 42235), (1630, 33788), (3260, 16894), (6520, 8447)]