3786340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 8257788

約数和(自身を除く): 4471448

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 197, 310, 394, 620, 788, 961, 985, 1922, 1970, 3844, 3940, 4805, 6107, 9610, 12214, 19220, 24428, 30535, 61070, 122140, 189317, 378634, 757268, 946585, 1893170, 3786340]

約数ペア:

[(1, 3786340), (2, 1893170), (4, 946585), (5, 757268), (10, 378634), (20, 189317), (31, 122140), (62, 61070), (124, 30535), (155, 24428), (197, 19220), (310, 12214), (394, 9610), (620, 6107), (788, 4805), (961, 3940), (985, 3844), (1922, 1970)]