258530140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{3329}}^1$

素因数の和:3702

約数の個数: 48

約数和(自身を含む): 594125280

約数和(自身を除く): 335595140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 1412, 1765, 3329, 3530, 3883, 6658, 7060, 7766, 13316, 15532, 16645, 19415, 33290, 36619, 38830, 66580, 73238, 77660, 146476, 183095, 366190, 732380, 1175137, 2350274, 4700548, 5875685, 11751370, 12926507, 23502740, 25853014, 51706028, 64632535, 129265070, 258530140]

約数ペア:

[(1, 258530140), (2, 129265070), (4, 64632535), (5, 51706028), (10, 25853014), (11, 23502740), (20, 12926507), (22, 11751370), (44, 5875685), (55, 4700548), (110, 2350274), (220, 1175137), (353, 732380), (706, 366190), (1412, 183095), (1765, 146476), (3329, 77660), (3530, 73238), (3883, 66580), (6658, 38830), (7060, 36619), (7766, 33290), (13316, 19415), (15532, 16645)]