2960980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 6963264

約数和(自身を除く): 4002284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 313, 430, 473, 626, 860, 946, 1252, 1565, 1892, 2365, 3130, 3443, 4730, 6260, 6886, 9460, 13459, 13772, 17215, 26918, 34430, 53836, 67295, 68860, 134590, 148049, 269180, 296098, 592196, 740245, 1480490, 2960980]

約数ペア:

[(1, 2960980), (2, 1480490), (4, 740245), (5, 592196), (10, 296098), (11, 269180), (20, 148049), (22, 134590), (43, 68860), (44, 67295), (55, 53836), (86, 34430), (110, 26918), (172, 17215), (215, 13772), (220, 13459), (313, 9460), (430, 6886), (473, 6260), (626, 4730), (860, 3443), (946, 3130), (1252, 2365), (1565, 1892)]