49270040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 117612000

約数和(自身を除く): 68341960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 241, 269, 380, 482, 538, 760, 964, 1076, 1205, 1345, 1928, 2152, 2410, 2690, 4579, 4820, 5111, 5380, 9158, 9640, 10222, 10760, 18316, 20444, 22895, 25555, 36632, 40888, 45790, 51110, 64829, 91580, 102220, 129658, 183160, 204440, 259316, 324145, 518632, 648290, 1231751, 1296580, 2463502, 2593160, 4927004, 6158755, 9854008, 12317510, 24635020, 49270040]

約数ペア:

[(1, 49270040), (2, 24635020), (4, 12317510), (5, 9854008), (8, 6158755), (10, 4927004), (19, 2593160), (20, 2463502), (38, 1296580), (40, 1231751), (76, 648290), (95, 518632), (152, 324145), (190, 259316), (241, 204440), (269, 183160), (380, 129658), (482, 102220), (538, 91580), (760, 64829), (964, 51110), (1076, 45790), (1205, 40888), (1345, 36632), (1928, 25555), (2152, 22895), (2410, 20444), (2690, 18316), (4579, 10760), (4820, 10222), (5111, 9640), (5380, 9158)]