2202460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 5122656

約数和(自身を除く): 2920196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 197, 215, 260, 394, 430, 559, 788, 860, 985, 1118, 1970, 2236, 2561, 2795, 3940, 5122, 5590, 8471, 10244, 11180, 12805, 16942, 25610, 33884, 42355, 51220, 84710, 110123, 169420, 220246, 440492, 550615, 1101230, 2202460]

約数ペア:

[(1, 2202460), (2, 1101230), (4, 550615), (5, 440492), (10, 220246), (13, 169420), (20, 110123), (26, 84710), (43, 51220), (52, 42355), (65, 33884), (86, 25610), (130, 16942), (172, 12805), (197, 11180), (215, 10244), (260, 8471), (394, 5590), (430, 5122), (559, 3940), (788, 2795), (860, 2561), (985, 2236), (1118, 1970)]