213492580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{11131}}^1$

素因数の和:11284

約数の個数: 48

約数和(自身を含む): 516168576

約数和(自身を除く): 302675996

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, 11131, 19180, 22262, 44524, 55655, 77917, 111310, 155834, 222620, 311668, 389585, 779170, 1524947, 1558340, 3049894, 6099788, 7624735, 10674629, 15249470, 21349258, 30498940, 42698516, 53373145, 106746290, 213492580]

約数ペア:

[(1, 213492580), (2, 106746290), (4, 53373145), (5, 42698516), (7, 30498940), (10, 21349258), (14, 15249470), (20, 10674629), (28, 7624735), (35, 6099788), (70, 3049894), (137, 1558340), (140, 1524947), (274, 779170), (548, 389585), (685, 311668), (959, 222620), (1370, 155834), (1918, 111310), (2740, 77917), (3836, 55655), (4795, 44524), (9590, 22262), (11131, 19180)]