788208040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{5273}}^1$

素因数の和:5422

約数の個数: 64

約数和(自身を含む): 1839782160

約数和(自身を除く): 1051574120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 101, 148, 185, 202, 296, 370, 404, 505, 740, 808, 1010, 1480, 2020, 3737, 4040, 5273, 7474, 10546, 14948, 18685, 21092, 26365, 29896, 37370, 42184, 52730, 74740, 105460, 149480, 195101, 210920, 390202, 532573, 780404, 975505, 1065146, 1560808, 1951010, 2130292, 2662865, 3902020, 4260584, 5325730, 7804040, 10651460, 19705201, 21302920, 39410402, 78820804, 98526005, 157641608, 197052010, 394104020, 788208040]

約数ペア:

[(1, 788208040), (2, 394104020), (4, 197052010), (5, 157641608), (8, 98526005), (10, 78820804), (20, 39410402), (37, 21302920), (40, 19705201), (74, 10651460), (101, 7804040), (148, 5325730), (185, 4260584), (202, 3902020), (296, 2662865), (370, 2130292), (404, 1951010), (505, 1560808), (740, 1065146), (808, 975505), (1010, 780404), (1480, 532573), (2020, 390202), (3737, 210920), (4040, 195101), (5273, 149480), (7474, 105460), (10546, 74740), (14948, 52730), (18685, 42184), (21092, 37370), (26365, 29896)]