20144896060

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2129}}^1\times {\mathrm{2477}}^1$

素因数の和:4806

約数の個数: 48

約数和(自身を含む): 42562920960

約数和(自身を除く): 22418024900

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 2129, 2477, 3820, 4258, 4954, 8516, 9908, 10645, 12385, 21290, 24770, 42580, 49540, 406639, 473107, 813278, 946214, 1626556, 1892428, 2033195, 2365535, 4066390, 4731070, 5273533, 8132780, 9462140, 10547066, 21094132, 26367665, 52735330, 105470660, 1007244803, 2014489606, 4028979212, 5036224015, 10072448030, 20144896060]

約数ペア:

[(1, 20144896060), (2, 10072448030), (4, 5036224015), (5, 4028979212), (10, 2014489606), (20, 1007244803), (191, 105470660), (382, 52735330), (764, 26367665), (955, 21094132), (1910, 10547066), (2129, 9462140), (2477, 8132780), (3820, 5273533), (4258, 4731070), (4954, 4066390), (8516, 2365535), (9908, 2033195), (10645, 1892428), (12385, 1626556), (21290, 946214), (24770, 813278), (42580, 473107), (49540, 406639)]