189946040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{853}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 451936800

約数和(自身を除く): 261990760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 293, 380, 586, 760, 853, 1172, 1465, 1706, 2344, 2930, 3412, 4265, 5567, 5860, 6824, 8530, 11134, 11720, 16207, 17060, 22268, 27835, 32414, 34120, 44536, 55670, 64828, 81035, 111340, 129656, 162070, 222680, 249929, 324140, 499858, 648280, 999716, 1249645, 1999432, 2499290, 4748651, 4998580, 9497302, 9997160, 18994604, 23743255, 37989208, 47486510, 94973020, 189946040]

約数ペア:

[(1, 189946040), (2, 94973020), (4, 47486510), (5, 37989208), (8, 23743255), (10, 18994604), (19, 9997160), (20, 9497302), (38, 4998580), (40, 4748651), (76, 2499290), (95, 1999432), (152, 1249645), (190, 999716), (293, 648280), (380, 499858), (586, 324140), (760, 249929), (853, 222680), (1172, 162070), (1465, 129656), (1706, 111340), (2344, 81035), (2930, 64828), (3412, 55670), (4265, 44536), (5567, 34120), (5860, 32414), (6824, 27835), (8530, 22268), (11134, 17060), (11720, 16207)]