1998875230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{11087}}^1$

素因数の和:11265

約数の個数: 48

約数和(自身を含む): 3981700800

約数和(自身を除く): 1982825570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 149, 242, 298, 605, 745, 1210, 1490, 1639, 3278, 8195, 11087, 16390, 18029, 22174, 36058, 55435, 90145, 110870, 121957, 180290, 243914, 609785, 1219570, 1341527, 1651963, 2683054, 3303926, 6707635, 8259815, 13415270, 16519630, 18171593, 36343186, 90857965, 181715930, 199887523, 399775046, 999437615, 1998875230]

約数ペア:

[(1, 1998875230), (2, 999437615), (5, 399775046), (10, 199887523), (11, 181715930), (22, 90857965), (55, 36343186), (110, 18171593), (121, 16519630), (149, 13415270), (242, 8259815), (298, 6707635), (605, 3303926), (745, 2683054), (1210, 1651963), (1490, 1341527), (1639, 1219570), (3278, 609785), (8195, 243914), (11087, 180290), (16390, 121957), (18029, 110870), (22174, 90145), (36058, 55435)]