203700530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20807}}^1$

素因数の和:20914

約数の個数: 32

約数和(自身を含む): 404507520

約数和(自身を除く): 200806990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 20807, 41614, 104035, 208070, 228877, 457754, 1144385, 1851823, 2288770, 3703646, 9259115, 18518230, 20370053, 40740106, 101850265, 203700530]

約数ペア:

[(1, 203700530), (2, 101850265), (5, 40740106), (10, 20370053), (11, 18518230), (22, 9259115), (55, 3703646), (89, 2288770), (110, 1851823), (178, 1144385), (445, 457754), (890, 228877), (979, 208070), (1958, 104035), (4895, 41614), (9790, 20807)]