906749470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1801}}^1$

素因数の和:2041

約数の個数: 64

約数和(自身を含む): 1868313600

約数和(自身を除く): 961564130

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 199, 230, 253, 398, 506, 995, 1265, 1801, 1990, 2189, 2530, 3602, 4378, 4577, 9005, 9154, 10945, 18010, 19811, 21890, 22885, 39622, 41423, 45770, 50347, 82846, 99055, 100694, 198110, 207115, 251735, 358399, 414230, 455653, 503470, 716798, 911306, 1791995, 2278265, 3583990, 3942389, 4556530, 7884778, 8243177, 16486354, 19711945, 39423890, 41215885, 82431770, 90674947, 181349894, 453374735, 906749470]

約数ペア:

[(1, 906749470), (2, 453374735), (5, 181349894), (10, 90674947), (11, 82431770), (22, 41215885), (23, 39423890), (46, 19711945), (55, 16486354), (110, 8243177), (115, 7884778), (199, 4556530), (230, 3942389), (253, 3583990), (398, 2278265), (506, 1791995), (995, 911306), (1265, 716798), (1801, 503470), (1990, 455653), (2189, 414230), (2530, 358399), (3602, 251735), (4378, 207115), (4577, 198110), (9005, 100694), (9154, 99055), (10945, 82846), (18010, 50347), (19811, 45770), (21890, 41423), (22885, 39622)]