56475020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 146240640

約数和(自身を除く): 89765620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 61, 68, 70, 85, 119, 122, 140, 170, 238, 244, 305, 340, 389, 427, 476, 595, 610, 778, 854, 1037, 1190, 1220, 1556, 1708, 1945, 2074, 2135, 2380, 2723, 3890, 4148, 4270, 5185, 5446, 6613, 7259, 7780, 8540, 10370, 10892, 13226, 13615, 14518, 20740, 23729, 26452, 27230, 29036, 33065, 36295, 46291, 47458, 54460, 66130, 72590, 92582, 94916, 118645, 132260, 145180, 166103, 185164, 231455, 237290, 332206, 403393, 462910, 474580, 664412, 806786, 830515, 925820, 1613572, 1661030, 2016965, 2823751, 3322060, 4033930, 5647502, 8067860, 11295004, 14118755, 28237510, 56475020]

約数ペア:

[(1, 56475020), (2, 28237510), (4, 14118755), (5, 11295004), (7, 8067860), (10, 5647502), (14, 4033930), (17, 3322060), (20, 2823751), (28, 2016965), (34, 1661030), (35, 1613572), (61, 925820), (68, 830515), (70, 806786), (85, 664412), (119, 474580), (122, 462910), (140, 403393), (170, 332206), (238, 237290), (244, 231455), (305, 185164), (340, 166103), (389, 145180), (427, 132260), (476, 118645), (595, 94916), (610, 92582), (778, 72590), (854, 66130), (1037, 54460), (1190, 47458), (1220, 46291), (1556, 36295), (1708, 33065), (1945, 29036), (2074, 27230), (2135, 26452), (2380, 23729), (2723, 20740), (3890, 14518), (4148, 13615), (4270, 13226), (5185, 10892), (5446, 10370), (6613, 8540), (7259, 7780)]