117777260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 252564480

約数和(自身を除く): 134787220

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 178, 254, 356, 445, 508, 521, 635, 890, 1042, 1270, 1780, 2084, 2540, 2605, 5210, 10420, 11303, 22606, 45212, 46369, 56515, 66167, 92738, 113030, 132334, 185476, 226060, 231845, 264668, 330835, 463690, 661670, 927380, 1323340, 5888863, 11777726, 23555452, 29444315, 58888630, 117777260]

約数ペア:

[(1, 117777260), (2, 58888630), (4, 29444315), (5, 23555452), (10, 11777726), (20, 5888863), (89, 1323340), (127, 927380), (178, 661670), (254, 463690), (356, 330835), (445, 264668), (508, 231845), (521, 226060), (635, 185476), (890, 132334), (1042, 113030), (1270, 92738), (1780, 66167), (2084, 56515), (2540, 46369), (2605, 45212), (5210, 22606), (10420, 11303)]