42549460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 92017296

約数和(自身を除く): 49467836

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 293, 530, 548, 586, 685, 1060, 1172, 1370, 1465, 2740, 2930, 5860, 7261, 14522, 15529, 29044, 31058, 36305, 40141, 62116, 72610, 77645, 80282, 145220, 155290, 160564, 200705, 310580, 401410, 802820, 2127473, 4254946, 8509892, 10637365, 21274730, 42549460]

約数ペア:

[(1, 42549460), (2, 21274730), (4, 10637365), (5, 8509892), (10, 4254946), (20, 2127473), (53, 802820), (106, 401410), (137, 310580), (212, 200705), (265, 160564), (274, 155290), (293, 145220), (530, 80282), (548, 77645), (586, 72610), (685, 62116), (1060, 40141), (1172, 36305), (1370, 31058), (1465, 29044), (2740, 15529), (2930, 14522), (5860, 7261)]