202129640

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{5393}}^1$

素因数の和:6341

約数の個数: 32

約数和(自身を含む): 455361480

約数和(自身を除く): 253231840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1874, 3748, 4685, 5393, 7496, 9370, 10786, 18740, 21572, 26965, 37480, 43144, 53930, 107860, 215720, 5053241, 10106482, 20212964, 25266205, 40425928, 50532410, 101064820, 202129640]

約数ペア:

[(1, 202129640), (2, 101064820), (4, 50532410), (5, 40425928), (8, 25266205), (10, 20212964), (20, 10106482), (40, 5053241), (937, 215720), (1874, 107860), (3748, 53930), (4685, 43144), (5393, 37480), (7496, 26965), (9370, 21572), (10786, 18740)]