1984369820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{27941}}^1$

素因数の和:28070

約数の個数: 48

約数和(自身を含む): 4309327008

約数和(自身を除く): 2324957188

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 530, 670, 1060, 1340, 3551, 7102, 14204, 17755, 27941, 35510, 55882, 71020, 111764, 139705, 279410, 558820, 1480873, 1872047, 2961746, 3744094, 5923492, 7404365, 7488188, 9360235, 14808730, 18720470, 29617460, 37440940, 99218491, 198436982, 396873964, 496092455, 992184910, 1984369820]

約数ペア:

[(1, 1984369820), (2, 992184910), (4, 496092455), (5, 396873964), (10, 198436982), (20, 99218491), (53, 37440940), (67, 29617460), (106, 18720470), (134, 14808730), (212, 9360235), (265, 7488188), (268, 7404365), (335, 5923492), (530, 3744094), (670, 2961746), (1060, 1872047), (1340, 1480873), (3551, 558820), (7102, 279410), (14204, 139705), (17755, 111764), (27941, 71020), (35510, 55882)]