54000980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 124225920

約数和(自身を除く): 70224940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 631, 778, 1262, 1556, 1945, 2524, 3155, 3890, 4279, 6310, 6941, 7780, 8558, 12620, 13882, 17116, 21395, 27764, 34705, 42790, 69410, 85580, 138820, 245459, 490918, 981836, 1227295, 2454590, 2700049, 4909180, 5400098, 10800196, 13500245, 27000490, 54000980]

約数ペア:

[(1, 54000980), (2, 27000490), (4, 13500245), (5, 10800196), (10, 5400098), (11, 4909180), (20, 2700049), (22, 2454590), (44, 1227295), (55, 981836), (110, 490918), (220, 245459), (389, 138820), (631, 85580), (778, 69410), (1262, 42790), (1556, 34705), (1945, 27764), (2524, 21395), (3155, 17116), (3890, 13882), (4279, 12620), (6310, 8558), (6941, 7780)]