42535490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1061}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 81051840

約数和(自身を除く): 38516350

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 1055, 1061, 2110, 2122, 4009, 5305, 8018, 10610, 20045, 20159, 40090, 40318, 100795, 201590, 223871, 447742, 1119355, 2238710, 4253549, 8507098, 21267745, 42535490]

約数ペア:

[(1, 42535490), (2, 21267745), (5, 8507098), (10, 4253549), (19, 2238710), (38, 1119355), (95, 447742), (190, 223871), (211, 201590), (422, 100795), (1055, 40318), (1061, 40090), (2110, 20159), (2122, 20045), (4009, 10610), (5305, 8018)]