20003585470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1\times {\mathrm{3299}}^1$

素因数の和:3793

約数の個数: 64

約数和(自身を含む): 39631680000

約数和(自身を除く): 19628094530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 277, 398, 554, 995, 1385, 1990, 2189, 2770, 3047, 3299, 4378, 6094, 6598, 10945, 15235, 16495, 21890, 30470, 32990, 36289, 55123, 72578, 110246, 181445, 275615, 362890, 551230, 606353, 656501, 913823, 1212706, 1313002, 1827646, 3031765, 3282505, 4569115, 6063530, 6565010, 7221511, 9138230, 10052053, 14443022, 20104106, 36107555, 50260265, 72215110, 100520530, 181850777, 363701554, 909253885, 1818507770, 2000358547, 4000717094, 10001792735, 20003585470]

約数ペア:

[(1, 20003585470), (2, 10001792735), (5, 4000717094), (10, 2000358547), (11, 1818507770), (22, 909253885), (55, 363701554), (110, 181850777), (199, 100520530), (277, 72215110), (398, 50260265), (554, 36107555), (995, 20104106), (1385, 14443022), (1990, 10052053), (2189, 9138230), (2770, 7221511), (3047, 6565010), (3299, 6063530), (4378, 4569115), (6094, 3282505), (6598, 3031765), (10945, 1827646), (15235, 1313002), (16495, 1212706), (21890, 913823), (30470, 656501), (32990, 606353), (36289, 551230), (55123, 362890), (72578, 275615), (110246, 181445)]