1296925.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3947}}^1$

素因数の和:4056

約数の個数: 48

約数和(自身を含む): 179081280

約数和(自身を除く): 101799020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 3947, 4895, 7894, 9790, 15788, 19580, 19735, 39470, 43417, 78940, 86834, 173668, 217085, 351283, 434170, 702566, 868340, 1405132, 1756415, 3512830, 3864113, 7025660, 7728226, 15456452, 19320565, 38641130, 77282260]

約数ペア:

[(1, 77282260), (2, 38641130), (4, 19320565), (5, 15456452), (10, 7728226), (11, 7025660), (20, 3864113), (22, 3512830), (44, 1756415), (55, 1405132), (89, 868340), (110, 702566), (178, 434170), (220, 351283), (356, 217085), (445, 173668), (890, 86834), (979, 78940), (1780, 43417), (1958, 39470), (3916, 19735), (3947, 19580), (4895, 15788), (7894, 9790)]