4080497152

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{419459}}^1$

素因数の和:419496

約数の個数: 40

約数和(自身を含む): 8582151600

約数和(自身を除く): 4501654448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 419459, 838918, 1677836, 3355672, 6711344, 7969721, 13422688, 15939442, 26845376, 31878884, 53690752, 63757768, 107381504, 127515536, 214763008, 255031072, 510062144, 1020124288, 2040248576, 4080497152]

約数ペア:

[(1, 4080497152), (2, 2040248576), (4, 1020124288), (8, 510062144), (16, 255031072), (19, 214763008), (32, 127515536), (38, 107381504), (64, 63757768), (76, 53690752), (128, 31878884), (152, 26845376), (256, 15939442), (304, 13422688), (512, 7969721), (608, 6711344), (1216, 3355672), (2432, 1677836), (4864, 838918), (9728, 419459)]