201971660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31657}}^1$

素因数の和:31706

約数の個数: 48

約数和(自身を含む): 478668960

約数和(自身を除く): 276697300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 31657, 63314, 126628, 158285, 316570, 348227, 633140, 696454, 918053, 1392908, 1741135, 1836106, 3482270, 3672212, 4590265, 6964540, 9180530, 10098583, 18361060, 20197166, 40394332, 50492915, 100985830, 201971660]

約数ペア:

[(1, 201971660), (2, 100985830), (4, 50492915), (5, 40394332), (10, 20197166), (11, 18361060), (20, 10098583), (22, 9180530), (29, 6964540), (44, 4590265), (55, 3672212), (58, 3482270), (110, 1836106), (116, 1741135), (145, 1392908), (220, 918053), (290, 696454), (319, 633140), (580, 348227), (638, 316570), (1276, 158285), (1595, 126628), (3190, 63314), (6380, 31657)]