2097261520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{3313}}^1$

素因数の和:3560

約数の個数: 80

約数和(自身を含む): 5022459792

約数和(自身を除く): 2925198272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 193, 205, 328, 386, 410, 656, 772, 820, 965, 1544, 1640, 1930, 3088, 3280, 3313, 3860, 6626, 7720, 7913, 13252, 15440, 15826, 16565, 26504, 31652, 33130, 39565, 53008, 63304, 66260, 79130, 126608, 132520, 135833, 158260, 265040, 271666, 316520, 543332, 633040, 639409, 679165, 1086664, 1278818, 1358330, 2173328, 2557636, 2716660, 3197045, 5115272, 5433320, 6394090, 10230544, 10866640, 12788180, 25576360, 26215769, 51152720, 52431538, 104863076, 131078845, 209726152, 262157690, 419452304, 524315380, 1048630760, 2097261520]

約数ペア:

[(1, 2097261520), (2, 1048630760), (4, 524315380), (5, 419452304), (8, 262157690), (10, 209726152), (16, 131078845), (20, 104863076), (40, 52431538), (41, 51152720), (80, 26215769), (82, 25576360), (164, 12788180), (193, 10866640), (205, 10230544), (328, 6394090), (386, 5433320), (410, 5115272), (656, 3197045), (772, 2716660), (820, 2557636), (965, 2173328), (1544, 1358330), (1640, 1278818), (1930, 1086664), (3088, 679165), (3280, 639409), (3313, 633040), (3860, 543332), (6626, 316520), (7720, 271666), (7913, 265040), (13252, 158260), (15440, 135833), (15826, 132520), (16565, 126608), (26504, 79130), (31652, 66260), (33130, 63304), (39565, 53008)]