20160465892

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1121

約数の個数: 96

約数和(自身を含む): 42042147840

約数和(自身を除く): 21881681948

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 469, 491, 509, 602, 938, 982, 1018, 1204, 1876, 1964, 2036, 2881, 3437, 3563, 5762, 6874, 7126, 11524, 13748, 14252, 20167, 21113, 21887, 32897, 34103, 40334, 42226, 43774, 65794, 68206, 80668, 84452, 87548, 131588, 136412, 147791, 153209, 230279, 238721, 249919, 295582, 306418, 460558, 477442, 499838, 591164, 612836, 921116, 954884, 999676, 1414571, 1466429, 1749433, 2829142, 2932858, 3498866, 5658284, 5865716, 6997732, 9901997, 10265003, 10746517, 16744573, 19803994, 20530006, 21493034, 33489146, 39607988, 41060012, 42986068, 66978292, 75225619, 117212011, 150451238, 234424022, 300902476, 468848044, 720016639, 1440033278, 2880066556, 5040116473, 10080232946, 20160465892]

約数ペア:

[(1, 20160465892), (2, 10080232946), (4, 5040116473), (7, 2880066556), (14, 1440033278), (28, 720016639), (43, 468848044), (67, 300902476), (86, 234424022), (134, 150451238), (172, 117212011), (268, 75225619), (301, 66978292), (469, 42986068), (491, 41060012), (509, 39607988), (602, 33489146), (938, 21493034), (982, 20530006), (1018, 19803994), (1204, 16744573), (1876, 10746517), (1964, 10265003), (2036, 9901997), (2881, 6997732), (3437, 5865716), (3563, 5658284), (5762, 3498866), (6874, 2932858), (7126, 2829142), (11524, 1749433), (13748, 1466429), (14252, 1414571), (20167, 999676), (21113, 954884), (21887, 921116), (32897, 612836), (34103, 591164), (40334, 499838), (42226, 477442), (43774, 460558), (65794, 306418), (68206, 295582), (80668, 249919), (84452, 238721), (87548, 230279), (131588, 153209), (136412, 147791)]