996831440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4513}}^1$

素因数の和:4788

約数の個数: 80

約数和(自身を含む): 2538962496

約数和(自身を除く): 1542131056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 251, 440, 502, 880, 1004, 1255, 2008, 2510, 2761, 4016, 4513, 5020, 5522, 9026, 10040, 11044, 13805, 18052, 20080, 22088, 22565, 27610, 36104, 44176, 45130, 49643, 55220, 72208, 90260, 99286, 110440, 180520, 198572, 220880, 248215, 361040, 397144, 496430, 794288, 992860, 1132763, 1985720, 2265526, 3971440, 4531052, 5663815, 9062104, 11327630, 12460393, 18124208, 22655260, 24920786, 45310520, 49841572, 62301965, 90621040, 99683144, 124603930, 199366288, 249207860, 498415720, 996831440]

約数ペア:

[(1, 996831440), (2, 498415720), (4, 249207860), (5, 199366288), (8, 124603930), (10, 99683144), (11, 90621040), (16, 62301965), (20, 49841572), (22, 45310520), (40, 24920786), (44, 22655260), (55, 18124208), (80, 12460393), (88, 11327630), (110, 9062104), (176, 5663815), (220, 4531052), (251, 3971440), (440, 2265526), (502, 1985720), (880, 1132763), (1004, 992860), (1255, 794288), (2008, 496430), (2510, 397144), (2761, 361040), (4016, 248215), (4513, 220880), (5020, 198572), (5522, 180520), (9026, 110440), (10040, 99286), (11044, 90260), (13805, 72208), (18052, 55220), (20080, 49643), (22088, 45130), (22565, 44176), (27610, 36104)]