2019793790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{1609}}^1$

素因数の和:1929

約数の個数: 64

約数和(自身を含む): 4228761600

約数和(自身を除く): 2208967810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 227, 395, 454, 553, 790, 1106, 1135, 1589, 1609, 2270, 2765, 3178, 3218, 5530, 7945, 8045, 11263, 15890, 16090, 17933, 22526, 35866, 56315, 89665, 112630, 125531, 127111, 179330, 251062, 254222, 365243, 627655, 635555, 730486, 889777, 1255310, 1271110, 1779554, 1826215, 2556701, 3652430, 4448885, 5113402, 8897770, 12783505, 25567010, 28854197, 57708394, 144270985, 201979379, 288541970, 403958758, 1009896895, 2019793790]

約数ペア:

[(1, 2019793790), (2, 1009896895), (5, 403958758), (7, 288541970), (10, 201979379), (14, 144270985), (35, 57708394), (70, 28854197), (79, 25567010), (158, 12783505), (227, 8897770), (395, 5113402), (454, 4448885), (553, 3652430), (790, 2556701), (1106, 1826215), (1135, 1779554), (1589, 1271110), (1609, 1255310), (2270, 889777), (2765, 730486), (3178, 635555), (3218, 627655), (5530, 365243), (7945, 254222), (8045, 251062), (11263, 179330), (15890, 127111), (16090, 125531), (17933, 112630), (22526, 89665), (35866, 56315)]