838492060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{43717}}^1$

素因数の和:43870

約数の個数: 48

約数和(自身を含む): 2027116224

約数和(自身を除く): 1188624164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 19180, 43717, 87434, 174868, 218585, 306019, 437170, 612038, 874340, 1224076, 1530095, 3060190, 5989229, 6120380, 11978458, 23956916, 29946145, 41924603, 59892290, 83849206, 119784580, 167698412, 209623015, 419246030, 838492060]

約数ペア:

[(1, 838492060), (2, 419246030), (4, 209623015), (5, 167698412), (7, 119784580), (10, 83849206), (14, 59892290), (20, 41924603), (28, 29946145), (35, 23956916), (70, 11978458), (137, 6120380), (140, 5989229), (274, 3060190), (548, 1530095), (685, 1224076), (959, 874340), (1370, 612038), (1918, 437170), (2740, 306019), (3836, 218585), (4795, 174868), (9590, 87434), (19180, 43717)]